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Tool driving or impacting May archived by USPTO category 05/11

20110120738 - Rotary tool: A rotary tool includes an externally operable operation switch; a motor serving as a power source; a power transfer block for transferring the rotation of the motor; a load detection unit for detecting an amount of load of the motor; and a control unit for controlling the motor. The control... Agent: Panasonic Electric Works Power Tools Co., Ltd.

20110120739 - Auto hammer: An auto hammer has a housing, a grip portion and a striking device. The striking device has a striking rod that can strike a fastening element using a liner reciprocating motion. The striking device also has an associated clamping mechanism for clamping the fastening element. The clamping mechanism includes a... Agent: Chervon Limited

20110120740 - Vibration dampening for a power tool: A power tool includes a body and a housing surrounding at least a portion of the body. The power tool also includes a first isolator positioned between the body and the housing and in contact with the body and the housing. The power tool also includes a first fastener connected... Agent:

20110120741 - Auxiliary handle for use with a power tool: An auxiliary handle for use with a power tool includes a first clamp for engaging a housing of the power tool at a first location, and a second clamp for engaging the housing at a second location. The second clamp is movable independent from the first clamp in a first... Agent:

20110114344 - Apparatus and methods for controlling hydraulically powered equipment: A hydraulic wrench is disclosed which may include a cylinder assembly disposed within a housing including first and second cylinders therein; first and second supply hoses, extending from a fluid supply, and carrying fluid therein; a swivel coupling the first and second hoses to the to the cylinder assembly; a... Agent:

20110114345 - Handheld power tool device: The invention is based on a handheld power tool device, having at least one safety mechanism, which intervenes in an uncontrolled blocking situation, and which has a sensor unit. It is proposed that the sensor unit is provided for directly detecting at least one orientation parameter of a handheld power... Agent:

20110114346 - Power tools: Power tools are taught that may include, for example, means for detecting impact sounds generated, e.g. by a hammer strikes an anvil or by oil pulse from an oil unit. The detecting means may include a receiver (30) adapted to selectively convert sound within a narrow frequency range into electric... Agent: Makita Corporation

20110114347 - Hand-held tool: An effective technique for detecting several load conditions different in presence or absence and magnitude of load applied to a tool bit is provided in a hand-held tool. A hand-held tool 101 performs a predetermined operation while pressing a tool bit 119 mounted in a front end region of a... Agent: Makita Corporation

20110114348 - Multi-gear transmission device and power tool: The invention relates to a multi-gear transmission device, particularly a two-gear transmission device, for transferring a drive torque from an input side to an output side, which transmission device has at least two selectable gear ratios. The multi-gear transmission device further has a multi-stage clutch device, particularly a two-stage clutch... Agent:

20110114349 - Auto hammer: An auto hammer with a striking device includes a striking rod and a clamping mechanism. The striking rod continually strikes a component to gradually insert the component into a workpiece. The clamping mechanism includes at least one clamping element, a biasing device, a bush and a sleeve, and the clamping... Agent: Chervon Limited

20110114350 - Lithium-based battery pack for a hand held power tool: A method for conducting an operation including a power tool battery pack. The battery pack can include a housing, a first cell supported by the housing and having a voltage, and a second cell supported by the housing and having a voltage. The battery pack also can be connectable to... Agent:

20110108298 - Auto hammer: An auto hammer includes a housing having a grip, a head assembly arranged on one end of the housing, a motor mounted within the housing, a switch arranged on the housing for controlling the motor. The head assembly includes a striking device having a receiving cavity which comprises a locking... Agent: Chervon Limited

20110108299 - Auto hammer: The invention provides an auto hammer being used between two surfaces perpendicular to each other and closer to the intersecting line of the two surfaces. To this end, the auto hammer comprises a housing having an upper portion, a motor contained in the housing, and a switch arranged on the... Agent: Chervon Limited

20110108300 - Hook for electric power tool and rechargeable electric power tool equipped with the hook: A hook for an electric power tool is engageable with a carabiner comprising a hook end portion, and a gate member capable of opening the hook end portion. The hook includes: a base portion attached to a housing of a rechargeable electric power tool; an engagement portion positioned outside the... Agent: Makita Corporation

20110108301 - Handheld power tool: The handheld power tool (10) has a pneumatic striking mechanism (12) that has an exciter element (17), a striking element (17) and an anvil (28). A mechanical spring 8(32) exerts force onto the anvil (26) in the direction opposite from the striking direction (24) of the pneumatic striking mechanism (12).... Agent: Hilti Aktiengesellschaft

20110108302 - Portable abrasive tool: The portable abrasive tool comprises a flat motor composed of a rotor having a coil disk in the form of a disk on which multiple coil pieces are arranged in the circumferential direction about the output shaft when seen in the direction of the axis line of the output shaft... Agent: Hitachi Koki Co., Ltd.

20110100659 - Pile driver: A pile driver enables angle adjustment and pile core adjustment of a leader to be performed easily, by minimizing an angle change of the leader when the pile core adjustment is performed. In the pile driver, an upper part of the leader is supported by a leader erect cylinder from... Agent: Nippon Sharyo,ltd.

20110100660 - Auto hammer: This invention provides an auto hammer comprising a housing, a head assembly including a striking device and transmission mechanism. The striking device includes a striking rod having a striking end. The transmission mechanism includes an impact wheel. The distance from the end surface of the striking end of the striking... Agent: Chevron Limited

20110100661 - Auto hammer: An auto hammer includes a housing having a grip, a head assembly arranged on one end of the housing, a motor mounted within the housing, a switch arranged on the housing for controlling the motor. There are at least two hand-holding positions on the housing where the switch can be... Agent: Chervon Limited

20110100662 - Auto hammer: An auto hammer includes a housing having a grip, a head assembly arranged on one end of the housing, a motor mounted within the housing, a switch arranged on the housing for controlling the motor. The hardness of the material utilized for the head assembly of the auto hammer is... Agent: Chervon Limited

20110100663 - Auto hammer: An auto hammer includes a housing having an upper portion, a head assembly arranged on one end of the housing, a motor mounted within the housing, a switch arranged on the housing for controlling the motor. The head assembly of the auto hammer additionally comprises a striking rod. The distance... Agent: Chervon Limited

20110100665 - Hand-held power tool: A technique for reducing the costs of manufacturing an auxiliary handle provided separately from a main handle in a hand-held power tool is provided. A hand-held power tool (101) includes a power tool body (103) having a front end region to which a tool bit (119) can be mounted, a... Agent: Makita Corporation

20110100664 - Striking tool: A striking tool has a shaft, two plugs, two springs and a grip. The shaft has an outer surface, a grip section and two spring sections. The grip section is formed on and protrudes from the outer surface of the shaft and has a diameter and two ends. The spring... Agent: