Patent International Class: A01B 63/22

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Parallel cylinder lift structure for an implement
Inventor: Myers | Patent Number: 6810968

Directly actuated depth control
Inventor: Steinlage, et al. | Patent Number: 6786130

Agricultural machine
Inventor: Viaud, et al. | Patent Number: 6782680

Tower and wheel arm assembly
Inventor: Mosdal, et al. | Patent Number: 6745848

Electrohydraulic control system for implement lift cylinders
Inventor: Barber | Patent Number: 6698523

Folding agricultural implement
Inventor: Lewallen | Patent Number: 6684962

Implement lift and level system with a front mounted direct coupled rockshaft
Inventor: Steinlage, et al. | Patent Number: 6679339

Tillage implement with one point pin angle adjustment
Inventor: Gerber, et al. | Patent Number: 6626246

Agricultural implement lift wheel structure
Inventor: Payne, et al. | Patent Number: 6401832

Floating hitch for agricultural implement
Inventor: Ankenman | Patent Number: 6397953

Implement suspension with accumulator
Inventor: Goins, et al. | Patent Number: 6382326

Adjustable grader-spreader bar
Inventor: Rhoden | Patent Number: 6308785

Sod buster apparatus
Inventor: Fowble, III | Patent Number: 6286608

System for gauge wheel load adjustment
Inventor: Gust | Patent Number: 6125775

Automatic adjusting for lightening a machine working unit: method, device and machine
Inventor: Walch, et al. | Patent Number: 6085501

Implement mounted depth control system
Inventor: Rozendaal, et al. | Patent Number: 6076611

Agricultural implement with ground engaging tool and fluid circuit to control same
Inventor: Bettin, et al. | Patent Number: 6068064

Frame leveling system for tillage implements
Inventor: Gerein, et al. | Patent Number: 6035943

Combined rock puller and land leveller
Inventor: Gall | Patent Number: 6000476

Lift control for implement frame
Inventor: Graham, et al. | Patent Number: 6000315

Gauge structure for a cylinder operated depth control
Inventor: Brueggen, et al. | Patent Number: 5988293

Means for controlling the stroke of a hydraulic cylinder
Inventor: Jensen, et al. | Patent Number: 5975215

Means for controlling the stroke of a hydraulic cylinder
Inventor: Jensen, et al. | Patent Number: 5975215

Electrohydraulic control of implement lift cylinders
Inventor: Noonan, et al. | Patent Number: 5957218

Hydraulic cylinder for grain augers
Inventor: Plett | Patent Number: 5873447

Disk opener carrier hitch
Inventor: Gerein | Patent Number: 5855245

Conservation tillage tool
Inventor: Van Mill | Patent Number: 5590721

Mechanism for adjusting the height of a frame of an agricultural implement relative to a groundsurface
Inventor: Degelman, et al. | Patent Number: 5477930

Mechanism for adjusting the height of a frame of an agricultural implement relative to a groundsurface
Inventor: Degelman, et al. | Patent Number: 5477930

Spring-cushioned hydraulic depth control system for tillage implements
Inventor: Hagman, et al. | Patent Number: 5450908

Spring-cushioned hydraulic depth control system for tillage implements
Inventor: Hagman, et al. | Patent Number: 5450908

Rephasing controlling/controlled hydraulic cylinders in folding implement frame
Inventor: Landphair, et al. | Patent Number: 5449042

Crank adjusted depth control for an implement
Inventor: Peck | Patent Number: 5427184

Pressure relieving circuit for a series cylinder depth control
Inventor: Winter | Patent Number: 5427182

Pressure relieving circuit for a series cylinder depth control
Inventor: Winter | Patent Number: 5427182

Farm machine with improved load-lightening and lifting device
Inventor: Walch, et al. | Patent Number: 5417042

Tillage implement with gauge wheel linked to wing lifting and self-leveling mechanism
Inventor: Hake | Patent Number: 5409069

Remotely adjustable depth control
Inventor: Payne | Patent Number: 5366024

Remotely adjustable depth control
Inventor: Payne | Patent Number: 5366024

Hydraulic system for a towed implement
Inventor: Fox, et al. | Patent Number: 5348101

Positon feedback mechanism for an implement
Inventor: Fox, et al. | Patent Number: 5339906

Depth control mechanism for an implement
Inventor: Thompson, et al. | Patent Number: 5277257

Depth control mechanism for an implement
Inventor: Thompson, et al. | Patent Number: 5277257

Pressure and depth control in agricultural implement
Inventor: Carter | Patent Number: 5234060

Pressure and depth control in agricultural implement
Inventor: Carter | Patent Number: 5234060

Device for carrying a load
Inventor: Van Vuuren | Patent Number: 5232055

Disc harrow implement
Inventor: Bossler | Patent Number: 5167286

Interface system for a towed implement
Inventor: Miller | Patent Number: 5152347

Height adjustment mechanism for farm implements
Inventor: Meiners | Patent Number: 5086847

Height adjustment mechanism for farm implements
Inventor: Meiners | Patent Number: 5086847

Multi-tine cultivator frame suspension and adjustment mechanism
Inventor: Hundeby, et al. | Patent Number: 5042589

Resilient planar framework for supporting multiple groundworking tools
Inventor: Friggstad, et al. | Patent Number: 4977964

Walking beam retainer
Inventor: Stevens | Patent Number: 4974684

Walking beam retainer
Inventor: Stevens | Patent Number: 4974684

Agricultural depth control system including cross plumbed series cylinders
Inventor: Barber | Patent Number: 4967851

Agricultural depth control system including cross plumbed series cylinders
Inventor: Barber | Patent Number: 4967851

Leveling position indicator
Inventor: Hoehn | Patent Number: 4932476

Master/slave hydraulic system for adjusting the support wheels of an articulated implement
Inventor: Murray | Patent Number: 4927165

Farm implement having transport wheels and soil working rollers on rotating frame
Inventor: Kruse | Patent Number: 4871030

Farm implement having transport wheels and soil working rollers on rotating frame
Inventor: Kruse | Patent Number: 4871030

Agricultural implement having rock shaft actuated transport wheel frames
Inventor: Friggstad, et al. | Patent Number: 4840233

Agricultural implement having rock shaft actuated transport wheel frames
Inventor: Friggstad, et al. | Patent Number: 4840233

Master/slave hydraulic system with rebound compensation
Inventor: Buchl, et al. | Patent Number: 4825655

Implement having parallel cylinder depth control and series cylinder lift
Inventor: Winter | Patent Number: 4821806

Hydraulic weight transfer system for an implement with a lift assist wheel
Inventor: Winter | Patent Number: 4817730

Remotely adjustable disk leveling system
Inventor: Hoehn, et al. | Patent Number: 4809786

Farming implement with adjustable earthworking tool framer
Inventor: Bourgault, et al. | Patent Number: 4762183

Farming implement with adjustable earthworking tool framer
Inventor: Bourgault, et al. | Patent Number: 4762183

Minimum tillage implement
Inventor: Cox | Patent Number: 4762181

Depth sensing skid assembly
Inventor: Pearson | Patent Number: 4723608

Self-leveling agricultural implement
Inventor: Birkenbach, et al. | Patent Number: 4712622

Farm implement with frame connected thereto by linkage mechanism
Inventor: Harwood, et al. | Patent Number: 4696349

Farm implement with frame connected thereto by linkage mechanism
Inventor: Harwood, et al. | Patent Number: 4696349

Reversible plow and carriage
Inventor: Post | Patent Number: 4691785

Agricultural implement with elevation control mechanism
Inventor: Watt, et al. | Patent Number: 4660842

Agricultural implement with elevation control mechanism
Inventor: Watt, et al. | Patent Number: 4660842

Farming implement with wheel depth control
Inventor: Bourgault, et al. | Patent Number: 4655296

Farming implement with wheel depth control
Inventor: Bourgault, et al. | Patent Number: 4655296

Phasing circuit for serially
Inventor: Kucera | Patent Number: 4655031

Floating piston depth control apparatus
Inventor: Buchl | Patent Number: 4622884

Flexibility for wide swath agricultural implements
Inventor: Machnee | Patent Number: 4619330

Foldable frame flexing hinge
Inventor: Landphair, et al. | Patent Number: 4607708

Hydraulic leveler arrangement
Inventor: Hake | Patent Number: 4606413

Plough reversing mechanism
Inventor: Watvedt | Patent Number: 4603745

Forwardly-folding agricultural implement
Inventor: Pratt | Patent Number: 4582143

Depth control valve and system for agricultural implements
Inventor: Winter | Patent Number: 4579038

Flexible tine harrow for the preparation of seed beds
Inventor: Andersen | Patent Number: 4561504

Implement with horizontal linkage depth control
Inventor: Dietrich, Sr. | Patent Number: 4535849

Automatic lock for farm equipment transport wheel
Inventor: Johnson | Patent Number: 4534416

Automatic lock for farm equipment transport wheel
Inventor: Johnson | Patent Number: 4534416

Hydraulic cylinder safety lock
Inventor: Strand | Patent Number: 4529215

Hydraulic cylinder safety lock
Inventor: Strand | Patent Number: 4529215

Drift eliminator for series hydraulic lift system on tillage implements and the like
Inventor: Herron | Patent Number: 4506898

Tillage implement and improved gang assembly therefor
Inventor: Jensen | Patent Number: 4492272

Tillage implement and improved gang assembly therefor
Inventor: Jensen | Patent Number: 4492272

Agricultural apparatus with tool supported thereon and wheel adjustment structure therefor
Inventor: Friggstad | Patent Number: 4487267

Agricultural apparatus with tool supported thereon and wheel adjustment structure therefor
Inventor: Friggstad | Patent Number: 4487267

Ground working implement
Inventor: Fegley | Patent Number: 4479549

Ground working implement
Inventor: Fegley | Patent Number: 4479549

Automatic bi-positionable mechanism for plows
Inventor: Arnold, et al. | Patent Number: 4474247

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