CROSS REFERENCE TO RELATED APPLICATION This application claims priority to and all the advantages of International Application No. PCT/CN2008/000648,  ...  more>>

The present invention relates, in general, to a hydraulic breaker assembly which improves an assembly structure including a head cap, a cylinder, and  ...  more>>

1. Field of the Invention The present invention relates to a tool, and more particularly to a quick assembly pneumatic tool that is convenient for... ...  more>>

The present disclosure relates generally to a tool assembly, and more specifically to a hammer assembly having a two part body comprising an upper... ...  more>>

The invention is based on a device having a torque-limiting unit. Furnishing a device with a torque-limiting unit in a power drill has already been... ...  more>>

This invention relates to the field of devices used to drive fasteners into work-pieces and particularly to a device for impacting fasteners into... ...  more>>

This invention relates to Micro Electro Mechanical Systems (MEMS), and more particularly to a three dimensional (3D) MEMS arm and system.BACKGROUND... ...  more>>

The present invention relates to a drive mechanism for a power tool, and to a power tool incorporating such a mechanism. The invention relates... ...  more>>

BACKGROUND The present invention relates to power tools, and in particular to an impact rotary tool capable of switching between different modes of... ...  more>>

1. The Field of the Invention The present invention relates to hydraulic control systems for drilling systems and to hydraulic control systems for... ...  more>>

RELATED APPLICATION DATA This application claims priority under 35 U.S.C. .sctn.119 and/or .sctn.365 to Finnish Application No. 20075704, filed Oct.  ...  more>>

1. Field of the Invention The present invention relates to techniques for designing and constructing a handgrip of a power tool. 2. Description of... ...  more>>

This invention relates to an anti-rotation device for an impact tool and more particularly to a device for resisting relative rotation between a... ...  more>>

FIELD The present disclosure relates to a multi-mode hammer drill, and more particularly to a multi-mode drill with a mode collar for selecting... ...  more>>

1. Field of the Invention This invention relates generally to hand-held power tools, and more particularly, to an auxiliary rotary tool drive... ...  more>>