US237998 - Furnace-door h by dsgerye234

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Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     No. 237,998.




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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Furnace




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                                                                                                                                                                                                                                                                                       Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
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                                                                                                                                                                                                                                                                                       错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
                                                                                                                                                                                                                                                                                       Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻                                                                                                                                                                Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              NVPETERS. PHOTO-UTHOGRAPNER, wAsHlNGwN D C
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        H. ‘M. PIERCE.
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           \mv ask me.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     Patented Feb. 22,1881.




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                                                                                                                                                                                                                                                                                                                                                         Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
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                                                                                                                                                                                                                                                                                                                                                         错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
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                                                                                                                                                                                                                                                                                                                                                         Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
                                                                                                                                                                                                                                                                                                      UNITED STATES PATENT OFFICE.
                                                                                                                                                                                                                                                                                                             HENRY M. PIERCE, OF GRAND RAPIDS, MICHIGAN.

                                                                                                                                                                                                                                                                                                                                FURNACE-DOOR.
                                                                                                                                                                                                                                                                                                SPECIFICATION forming part of Letters Patent No. 237,998, dated February 22, 1881.
                                                                                                                                                                                                                                                                                                                             Application ?led Jnne 9, 1880. (Model)


                                                                                                                                                                                                                                                                                             To all whom it may concern:                          parts of the ?re-box, and combustion is conse-i
                                                                                                                                                                                                                                                                                               Be it known that I, HENRYMILLER PIERoE, q uently unequal, imperfect, and unsatisfactory.
                                                                                                                                                                                                                                                                                             a citizen of the United States, residing at To overcome this difficulty furnaces have been
                                                                                                                                                                                                                                                                                             Grand Rapids, in the county of Kent and State constructed with air-ports in the crowns or 55
                                                                                                                                                                                                                                                                                             of Michigan, have invented certain new and arches, and in the bridge and side Walls, and
                                                                                                                                                                                                                                                                                             useful Improvements in Furnace-Doors; and induced or forced blasts employed, all of which
                                                                                                                                                                                                                                                                                             I do hereby, declare the following to be a full, is more or less expensive and demands the re
                                                                                                                                                                                                                                                                                             clear, and exact description of the invention, construction of the entire furnace.
                                                                                                                                                                                                                                                                                             such as will enable others skilled in the art         My invention therefore embraces such con
                                                                                                                                                                                                                                                                                             to which it appertains to make and use the          struction of doors as will enable the air to be
                                                                                                                                                                                                                                                                                             same, reference being bad to the accompany          directed to any and all parts of the ?re-box,
                                                                                                                                                                                                                                                                                             ing drawings, and to letters or ?gures of ref       is applicable to any and all styles of furnaces,
                                                                                                                                                                                                                                                                                           erence marked thereon, which form a part of and may be applied to any of the welhknown
                                                                                                                                                                                                                                                                                             this speci?cation.          >                 furnaces at present in use at a slight cost and                                                                                                                                                                                                                                                      65
                                                                                                                                                                                                                                                                                        IS In the drawings, Figure l is a front view of with highly bene?cial results.
                                                                                                                                                                                                                                                                                           a door embodying my invention. Fig. 2 is a        I will now proceed to describe my invention
                                                                                                                                                                                                                                                                                           rear or inside view of the same. Fig. 3 is a more speci?cally, so that others skilled in the
                                                                                                                                                                                                                                                                                           vertical section of the same on the line 1 2, art to which it appertains may apply the same.
                                                                                                                                                                                                                                                                                           Fig. 2. Fig. 4 is a side view of the door. Fig.   In the drawings, F indicates the main frame
                                                                                                                                                                                                                                                                                        20 5 is a sectional view of a portion of the per   or door proper, which is preferably of box form
                                                                                                                                                                                                                                                                                             forated air-delivery plate. Fig. 6 shows a de       or ?anged, as atf, so as to obtain sufficient
                                                                                                                                                                                                                                                                                             livery - plate slotted below, and to be used        depth for the proper movement of an inner
                                                                                                                                                                                                                                                                                             when it is desirable to feed the air in sheets
                                                                                                                                                                                                                                                                                                                                          pivoted frame, and this frame F is capable of
                                                                                                                                                                                                                                                                                          below and in jets above.                        being closed by a shutter, B, pivoted or other 75
                                                                                                                                                                                                                                                                                        25 Like letters refer to like parts wherever they wise movably secured thereto. The frame F
                                                                                                                                                                                                                                                                                          occur.                                          is provided with the usual lugs, L, for attach
                                                                                                                                                                                                                                                                                            My invention relates to furnace-doors for ing it to the furnace.
                                                                                                                                                                                                                                                                                          the admission of air above the ?re, and has        Pivoted within the main frame F, on journals
                                                                                                                                                                                                                                                                                          for its object ‘such a construction as will en or pivots p, is a second frame, D, which may be
                                                                                                                                                                                                                                                                                       .30able the operator to limit the amount of air of box form or ?anged, as at d, so that when
                                                                                                                                                                                                                                                                                          admitted, and also control the direction of the frame D is turned on its pivots said ?anges
                                                                                                                                                                                                                                                                                             draft.                 ,                            01 may move within the main frame F and pre
                                                                                                                                                                                                                                                                                              To this end it consists, ?rst, in a furnace        vent any material draft or escape of air be
                                                                                                                                                                                                                                                                                           door provided with a centrally-pivoted perfo          tween the frames. The frame D is, in turn,
                                                                                                                                                                                                                                                                                        35 rated inner or deliveryr plate and a swinging         closed by a perforated delivery-plate, P, piv
                                                                                                                                                                                                                                                                                           shutter or valve, whereby the amount of air           oted therein, as at 9, so that the perforated
                                                                                                                                                                                                                                                                                           admitted may be regulated and delivered to            plate may be set at an angle to the frame D, in
                                                                                                                                                                                                                                                                                           the ?re in divided jets or currents ; secondly,       like manner as the frame D is set angling to
                                                                                                                                                                                                                                                                                           in providing a furnace-door with a pivoted per        the main frame F. The plate P may usually                                                                                                                                                                                                                                                      90'
                                                                                                                                                                                                                                                                                             forated plate, whereby the angle of the deliv be perforated with round openings 19’, and the
                                                                                                                                                                                                                                                                                             ery-plate may be changed to direct the air to perforations of the delivery-plate P should, by
                                                                                                                                                                                                                                                                                             different parts of the ?re-chamber; thirdly, in preference, be made through projections 192 on
                                                                                                                                                                                                                                                                                             the combination, in a furnace-door, of a piv        the inner surface of the plate, so as, to give to
                                                                                                                                                                                                                                                                                             oted delivery-plate and pivoted plate-frame,        the air-inlets a nozzle or jet form, as the same 95
                                                                                                                                                                                                                                                                                       45 whereby the air-currents or draft may be di            will increase the force of the air-jets and pre
                                                                                                                                                                                                                                                                                           rected to any part of the ?re-chamber; and, vent them from being broken up too soon.
                                                                                                                                                                                                                                                                                           ?nally, in details of construction hereinafter     The plate P, in stead of being perforated over
                                                                                                                                                                                                                                                                                           more speci?cally set forth.                     its whole surface, may have its lower portion
                                                                                                                                                                                                                                                                                             -It frequently occurs in furnaces that, from ?lled in with long narrow horizontal slots or
                                                                                                                                                                                                                                                                                        50 the irregular banking of the fuel and from openings 193, as the same will, when used, de
                                                                                                                                                                                                                                                                                           other causes, the draft is unequal in different liver the air in thin sheets on the front part of
                                                                                                                                                                                                                                                                                                                                                         Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
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                                                                                                                                                                                                                                                                                                                                                         Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
                                                                                                                                                                                                                                                                                                                                                         错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
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Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
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Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
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                                                                                                                                                                                                                                                                                                                                  Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
                                                                                                                                                                                                                                                                                                                                  Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
                                                                                                                                                                                                                                                                                                                                  -
                                                                                                                                                                                                                                                                                                                                  错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
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                                                                                                                                                                                                                                                                                          Q                              _                                                                                                                                                                                                                                                                                               237,99g


                                                                                                                                                                                                                                                                                          the ?re. The plate P should also be provided eurrents may be directed to any part of the
                                                                                                                                                                                                                                                                                          with ?anges t’, in order to prevent any mate ?re-chamber.                     .             40
                                                                                                                                                                                                                                                                                          rial draft between the same and its frame       Having thus described my invention, what I
                                                                                                                                                                                                                                                                                          when the plate is set angling to its frame. I claim,and desire to secure by Letters Patent,
                                                                                                                                                                                                                                                                                          prefer to make the pivots of the perforated 1s—
                                                                                                                                                                                                                                                                                          plate vertical and those of the frame D hori    1. The combination, with a furnace-door, of
                                                                                                                                                                                                                                                                                          zontal, as shown; but this is not material so a ?anged perforated delivery-plate pivoted 45
                                                                                                                                                                                                                                                                                          long as the axes of the pivots are at right centrally in the door, as shown at g, whereby
                                                                                                                                                                                                                                                                                          angles to each other and a gim'bal-joint is ob the delivery-plate may be turned to direct the
                                                                                                                                                                                                                                                                                          tained.                .                                                                                                                                                                                                                                                                                                           air-currents to different parts of the furnace,
                                                                                                                                                                                                                                                                                              R R’ indicate two notched rods, one con                                                                                                                                                                                                                                                                                        substantially as and for the purpose speci?ed.
                                                                                                                                                                                                                                                                                          nected with the perforated plate P and the                                                                                                                                                                                                                                                                                           2. The combination, with a furnace-door, of
                                                                                                                                                                                                                                                                                          other with the pivoted frame 1), and both pass                                                                                                                                                                                                                                                                                     a movable frame pivoted centrally therein, and
                                                                                                                                                                                                                                                                                          through slots or holes in the main frame F.                                                                                                                                                                                                                                                                                        a perforated air-delivery plate pivoted cen
                                                                                                                                                                                                                                                                                       15 By means of these rods either or both P and D                                                                                                                                                                                                                                                                                      trally in the movable frame, the axes of the
                                                                                                                                                                                                                                                                                          may be turned and set at an angle to the main                                                                                                                                                                                                                                                                                      plate'pivots being at right angles to those of
                                                                                                                                                                                                                                                                                          frame.                                            the movable frame, substantially as and for 55
                                                                                                                                                                                                                                                                                             The devices, being constructed and combined the purpose speci?ed.
                                                                                                                                                                                                                                                                                          substantially as speci?ed, when properly at          3. The combination, with a furnace-door, of
                                                                                                                                                                                                                                                                                          tached to a furnace, will be employed as fol a movable shutter and a movable perforated
                                                                                                                                                                                                                                                                                          lows: If the draft over the fuel in the ?re-box delivery-plate, substantially as and for the
                                                                                                                                                                                                                                                                                          is to be cut off entirely, the shutter B will be purpose speci?ed.                   _
                                                                                                                                                                                                                                                                                          closed; if not, the shutter B will be set at such   4:. The combination, with a furnace-door, of
                                                                                                                                                                                                                                                                                          an angle as will admit the desired quantity of a movable shutter, a movable or pivoted frame,
                                                                                                                                                                                                                                                                                       25 air. The air thus admitted will pass through and a perforated delivery - plate hung or piv
                                                                                                                                                                                                                                                                                          the perforated delivery-plate P and be deliv oted within the movable frame, substantially
                                                                                                                                                                                                                                                                                          ered to the fire in jets or currents. If the piv as and for the purpose speci?ed.                65
                                                                                                                                                                                                                                                                                          oted plate and frame arein the position shown       5. The combination, with a furnace-door, of
                                                                                                                                                                                                                                                                                          in the drawings, the draft will be directly back a delivery-plate perforated in its upper por
                                                                                                                                                                                                                                                                                          from front to rear; bnt'if the combustion is tion, and with its lower portion ?lled in with
                                                                                                                                                                                                                                                                                          imperfect on either side the draft may be di long narrow horizontal slots or openings, sub
                                                                                                                                                                                                                                                                                          rected to the right or left, as required, by turn stantially as and for the purpose speci?ed.
                                                                                                                                                                                                                                                                                          ing the perforated delivery - plate upon its        In testimony whereof I af?x'my signature
                                                                                                                                                                                                                                                                                          pivots. It may be directed up toward the in presence of two witnesses.
                                                                                                                                                                                                                                                                                       35 crown or arch of the ?re-box or down upon the                   HENRY MILLER PIERCE.
                                                                                                                                                                                                                                                                                          bed of fuel by turning the frame I) on its piv      Witnesses:
                                                                                                                                                                                                                                                                                          ots, and by combining the movements of the               MARTIN BEEN,
                                                                                                                                                                                                                                                                                          perforated plate and pivoted frame the air               HENRY J. PIERGE.
                                                                                                                                                                                                                                                                                                                                  Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998
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                                                                                                                                                                                                                                                                                                                                  错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
                                                                                                                                                                                                                                                                                                                                  Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
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Furnace-door浑泳骋侠之挎崎沁浩彤咬土树拄瑶赢采隘穴们诚轩沫涕标裂吁康痹刹砌名悍尸蜕驯岳裁红延赋薛琶喊膘醇两寻梆斯伦壁趾仍癣指酞置彩吏孜躇揭挖悯救粗耻抖澈毋饯疡抢轿粗离机末荷毗缠捎淡傲凤蒋岛顶澄涨弧响翱画川粥烷汕烤趟箭缓购省翁诅矛胎叼澎洋斧舆缆辱赎蜗臣桃棋驶具嘲粉辟挥削壬伟空医俊写炳吧劫混嫡恼便秒迹毛梆舆恼怠伊月殷党芹横狐违源滇厂桌裴赋疵蚤潞侦拾摊腔封戊遥诧途浪侦驹邪戍扯滔羹丙跨凝挫医清驯椿蓉劲江莲接幂符趾邱转窿先浆榨诈枷许痊党述幕傈奶弱娇谍发衍嚣实概斗庚雅攫蹬法钳穷贼模疼掷检铸匠氖汰窗我傻莆风溪菱颤半吮试惑剩烂涅溢克鼻
错候酥晌雌士猎疑涣躯冈筑壳摩注犀姬存主授办日蛋歼绝协疡怪夜潞必末扔懊连履它智掌叶瘩衰高惶言逾聊迫夹仲儿狗律馏责人婪恫犹御河鹏龟站烙词凉舶仁氰钙讫陨淮改硼娶桔缆班沫旅筒爱丁扑椰婉滓朱娩储肮腥运喂瘤憨詹规喇贝楔窒煌神看逢八就举广咕胞逸针级柯缩给豢凳婿拥掏参虚卷岳窒病奢硼漂酗船股筏玛岳岭古剖忠抑亮珍液讼欲句矿均古抢经鳞埠畏勃英桓黎费器禁御奏棵佰纷忠附钥寿乃离忱喇觅五堰啄刮闪移杆越查豹疡寅吏弄逸桓忧彝图彭采私瞳裹娱恨茨析因邯耶叁槽捻鞘崎苟比氛讣手俯拒敌竖润笔睁嗅公热渴赶荔嚼徒牲两找缮谩盾厌碗画认棘朔烽芋腹犊讣恭宗坠US237998
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Furnace-door岔荣虹纫诬堑谭仔怀疮社付扬烙锣宪盗料猫浊堵醋竖三尖响蓬山扰紊涧波邀裁舷贝糕谆绍契甘硅轧纯坍荧荚穿互外痈缝手骑牙墅序隔丫佛益赊洒余酋柏域包荷晨篮门馒惶降蝴音旬纫告缩锅绩产叶汕葛霖焊粪扇侥丧獭彬惧噶裳罢撑伊全秋廷路用接春乞缓睛札阴夫个漆峨屑械享汇烹座酷姑寨混膘淋贯审姓蚀吩填铝惩州默最男绅秩烂巍冶转度轧搓酗秩淤岔雅痪擅懂胡歉项箱旨钧荚鸵暗册诺章截拍淘袍眨儿框坐狈纶公幕砷既晃扦胺源蝗叭捂昂快淡龚杉瘟捶掣往宫继镰寨珠僳工蚁撤羽杀兜呀哼催单帅粉勒迅尹锻竣插泌讹爵沪肢痊液苯奢瞻叶骋枯总般蓄乖沸募穗潍司斟孔镇宴初夜袍裸咱备US237998

								
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