Matches 1 - 50 out of 63 1 2 >
Match Document Document Title
7530294 Powered adjustable pipe wrench  
The powered adjustable pipe wrench has a motorized rotary grip to rotate a pipe component clamped therein and a laterally spaced stationary grip to hold a second pipe component stationary relative...
7246541 Pipefitting engaging tool assembly  
A pipefitting engaging tool assembly includes a housing that has a bottom wall and a peripheral wall. A head is attached to the housing and has a circular opening extending therethrough. The...
7171872 Adjustable mechanical screwdriver  
An adjustable mechanical screwdriver, having a receiving housing, gear housing and a deflection bevel gear. A small structural size is achieved because the driveshaft protrudes with a bearing...
7032482 Tensioning device apparatus for a bottom feed screw driving tool for use with collated screws  
A portable hand-held screw driving tool is provided for use with collated strips of screws. A collated strip of screws enters from the “bottom” area of the tool and runs through a fixed guide...
7028585 Wrenching tong  
Apparatus for applying torque to a first tubular relative to a second tubular, the apparatus comprising a first tong for gripping the first tubular and a second tong for gripping the second...
7011000 Bolt or nut tightening device having reaction force receiving member  
A bolt or nut tightening device comprising a tightening socket ( 4 ) and a reaction force receiving member ( 5 ), the tightening socket ( 4 ) being rotatingly drivable upon a speed reduction by a...
6860173 Power installation tool for helical coil inserts  
A tool for installing a helical coil insert in a tapped hole formed in a workpiece includes a tubular body having a bore extending along its axis, a mandrel coaxially disposed in the bore of the...
6681659 Automatic fastener apparatus and method  
An apparatus and associated method for automatically installing a fastener to a fastener receptacle portion of a work piece. A fastener apparatus comprises a central frame supporting a datum...
6631659 Vibrating nutrunner  
The vibration nut wrench containing the body ( 1 ) with the control handle ( 2 ), the located into it drive ( 3 ) with the output shaft ( 4 ), the connected to it exciter of rotational oscillations...
6497316 Powered, unidirectional output controlling apparatus  
A powered, unidirectional output controlling apparatus mounted between the main shaft of an electrically powered tool and a power source is provided. The apparatus comprises a rotating seat, a...
6311787 Power driven rotary device  
A drill 30 for driving a bit 44 into a workpiece 50 includes an assembled anvil 58 and spindle 38, which are mounted for rotation together and for axial movement together within a drill housing 32....
6282990 Flat head power ratchets  
A low profile substantially flat head power ratchet comprising a pair of spaced shells joined together to for a housing which is tubular at one end for attachment to a pneumatic motor and flat at...
6279714 Powered, undirectional output controlling apparatus  
A powered, unidirectional output controlling apparatus mounted between the main shaft of an electrically powered tool and a power source is provided. The apparatus comprises a rotating seat, a...
6273200 Screwdriver with manuel spindel lock  
A power tool has a manual spindle lock which includes a first locking member to couple with a gear of the power tool drive train. The locking member includes a first cam member. A second cam member...
6079742 Tire changing system with frame mounted jacks and lug wrench  
A tire changing system with frame mounted jacks and lug wrench comprising a vehicle having a plurality of wheels and a frame with a pair of longitudinal lower supports horizontally situated on a...
5984022 Automatic shaft lock  
An automatic shaft lock is incorporated into the transmission or drive components of a power driving tool of the type commonly used to tighten or loosen threaded fasteners, for example. The...
5881612 Finger guard for tubenut tools  
A spring loaded guard is provided to limit access to a potential nip point formed between the rotating nut driver and its guide and wherein the guard extends beyond the guide housing a sufficient...
5557990 Actuating device for use in powered screwdriver  
A powered screwdriver includes a tool head, a lower cylinder, a hollow shaft insertable through the lower cylinder, an upper cylinder engageable with the lower cylinder, a passage defined in the...
5427002 Power drive unit for hand tools  
A power drive unit for hand tools such as hand operated screwdrivers with a handle at one end, comprising a relatively large diameter cylindrical drive shaft having an annular chuck assembly...
5269733 Power tool plastic gear train  
A power tool with a two-part housing has a drive motor with a pinion gear on the motor shaft. A plastic cylindrical ring gear is fixed to the motor in coaxial surrounding relationship with the...
5172613 Power tongs with improved gripping means  
Power tongs and the back-ups are disclosed which have improved means for gripping pipe and tubular members. Torque is applied and held with minimum damage to the pipe or tubular member. A plurality...
5090273 Adjustable ratchet wrench  
An adjustable ratchet wrench has a housing carried by a handle. The housing has a generally cylindrical chamber which carries a mounting disk which in turn supports three equidistantly spaced jaws....
5016501 Automatic shaft lock  
An automatic shaft lock for use in power tools with one end that carries implements such as screwdriver heads, drill bits and the like, permits use of the tool manually, i.e., without power. The...
4901606 Apparatus for inserting and extracting light bulbs  
The invention relates to a device for positioning or extracting light bulbs from hard-to-reach places. The device has an extendable handle, and support attached to the handle and the main housing...
4878405 Collet lock for power tool  
A battery powered motor driven screwdriver having an arrangement for both locking the tool-holding collet and disengaging it from the drive train. The collet is supported in a bushing having...
4856384 Roof bolt drill pot drive  
A mining roof bolt drill pot drive wherein the drill chuck and the bolt tightening socket are coaxially mounted and permanently coupled to and simultaneously driven by a drive motor. The drill...
4828049 Portable handheld power-driven tool  
An electric handtool includes a two-stage speed reduction gear unit in which each stage includes a sun gear and two planet gears carried by a carrier. The carrier of the first stage has a small...
4729269 Powered pipe wrench  
A pipe wrenching tool adapted to be powered by a hand held power drive mechanism is formed with a support for a drive wheel and an idler wheel with the idler wheel being movable with respect to the...
4729260 Two speed gearbox  
A two speed gearbox comprises an input shaft, an output shaft and a reduction gear mechanism, such as an epicyclic gear mechanism, having high speed low torque and low speed high torque output...
4679468 Power driven track shoe spike socket wrench  
A socket wrench for rotating track shoe spikes including a first body member having an axial aperture formed therein of substantially circular shape to allow insertion of the spike portion of the...
4635732 Power-driven hand-held tool with a pneumatic motor  
In a power-driven, hand-held tool provided with a pneumatic motor, the stator of the motor is comprised of a central tube of steel and two end flanges of plastics applied onto the central tube by...
4617843 Electrically-operated driver  
An electrically-operated driver is constructed such that when a screw begins to be driven, axial movements of a bit is transmitted to a switch mounted on a reduction gear, which engages with a...
4613000 Apparatus for fastening misaligned structural members  
A powered fastening tool described herein is useful to align and secure structural members to each other, the structural members having misaligned securing apertures. To accomodate this...
4602688 Device for performing remotely-manipulated maintenance work in a shielded cell  
The invention is directed to a device for performing remotely-manipulated intenance work with a motor-driven tool such as an impact wrench or the like on conduits and process components arranged in...
4485698 Torque delivering tool with torque reaction support  
A pneumatic power tool for tightening screw joints comprises a primary motor 11 for the high speed running down sequence and a secondary motor 12 for the high torque final tightening sequence. The...
4474077 Housing retaining means for portable power tools and method of assembly therefor  
A molded-plastic retaining member is mounted within the gear case or other internal housing member of a power tool and is keyed thereto. Screws pass through openings in the gear case cover and are...
4462282 Power tool with torque reaction bar  
The improved power tool includes a housing having a motor located in the housing and a rotatable tool drive shaft projecting from the housing. A torque reaction bar is attached to the housing and...
4403532 Ratchet nutrunner with audible torque signal  
A pneumatically powered hand-held torque wrench having a handle portion which can be forced out of axial alignment with a work engaging end of the tool by manual force applied to the handle portion...
4287795 Adjustable blade wrench  
A blade wrench includes an adjustable interconnection disposed between the tool body and the blade portion which permits selective angular positioning of the blade portion of the wrench relative to...
4287498 Tuning arrangement for electrical components  
An arrangement is provided for mechanically connecting threaded tuning elements of electrical components to rotators driven by automated apparatus. The arrangement includes tuning tools which...
4179955 Power wrench  
A power wrench, or clamping tool, for tightening a bolt, nut and the like comprising a power shaft engaging the bolt, nut and the like, a driving power source of electromotive, pneumatic or...
4170907 Door interlock for an open-head power tong  
An open-head power tong having an access door is provided with an improved door-interlock mechanism which ensures that the door is closed before the power tong can be operated. The interlock...
4170908 Indexing mechanism for an open-head power tong  
An open-head power tong having a bifurcated frame defining a central opening and a side opening, a rotatably supported ring having a side opening and which carries releasable pipe engaging jaws...
4155278 Swivel head reaction bar nut runner  
The invention relates to a pneumatically powered nut runner having an axial swivel interposed the housings of the air motor and gear reducer which permits radial repositioning of the gear reducer...
4141261 Hydraulic wrench  
A manually operable plunger extends rearwardly out of an elongated housing. An hydraulic force-multiplying system inside the housing causes a piston inside the housing to be moved forward when the...
4098088 Work arm system for submergible chamber  
A work arm system for a submergible chamber wherein a plurality of work arms are rotatably mounted to the chamber and are retractably extensible, so as to provide a plurality of tools for work at a...
4013895 Clamping tool and method  
A clamping tool is provided with an electric motor as a driving source of the tool. The condition of the axial force of the clamping means, such as a bolt and nut, on the clamped elements, such as...
3977278 Automotive electric impact wrench  
An electric impact wrench for use in conjunction with an automobile has a rotary power tool in a housing, a cable emanating from the housing has alligator clips at its end for engaging the...
3939924 Power torque wrench  
A torque wrench adapted to applying predetermined maximum torque onto related work comprising an elongate lever arm, a work engaging ratchet head including a body coupled to one end of the arm and...
3932904 Combination tool  
The present invention concerns a combination tool for providing a bore in a workpiece and for introducing a fastener, especially a self-threading screw, into said bore. Said combination tool...
Matches 1 - 50 out of 63 1 2 >