Matches 1 - 14 out of 14


Match Document Document Title
US20130167691 DRYWALL SCREWDRIVER  
A drywall screwdriver includes a housing, a screw-in depth limiting element, and a gearing unit. The drywall screwdriver further includes a coupling unit, an output spindle, an electric motor, and...
US20080134840 Screw driver  
There is disclosed a tool (50) for extracting a valve assembly (16) from a container (10). The tool preferably had three gripper ring segments (52) adapted to move between a closed ring engaging...
US20120103142 POWERED WRENCH  
A powered wrench is provided comprising a head formed with an open end, and defining a rotational axis extending through the head. An engaging member is seated in a recess for rotation about the...
US20100224033 HANDHELD POWER TOOL  
The invention relates to a hand-held machine tool, particularly a rotary percussion drill, comprising an electric motor (10) for driving a drive shaft (12), a multistage gear system (30) for...
US20120279362 Powered Bolt-Through Tourque Wrench  
A torque wrench assembly includes a housing having a motor assembly and a socket defining an opening extending along a longitudinal axis from a first end to a second end and having at least one...
US20140305265 DEVICE FOR ACTIVATION OF GRIPPING JAWS IN CONTINUOUSLY ROTATING TORQUE TONGS FOR USE UNDER PULLING AND OPENING OF THREADED CONNECTIONS  
Continuously rotating power tong for making the threaded connections (2) of pipes, primarily used for drilling for oil and gas in the petroleum industry. The power tong comprising radially movable...
US20140182419 Motor Accelerator for Automatic Screwdriver  
A motor accelerator for automatic screwdriver, which is mainly combined with a motor mechanism in automatic screwdriver. The accelerator comprises a bearing (or sleeve) or more interconnected...
US20130255447 Automated Screw Driving Device  
An automated screw driving device comprises: a gun housing; a first motor mounted to the gun housing; a fly wheel mounted to the gun housing and driven by the first motor to rotate relative to the...
US20120210827 ROD TONG ASSEMBLY  
A tong assembly includes a case assembly and a tong head assembly disposed in the interior of the case assembly and adapted to engage a first sucker rod. A transmission assembly engaged to a...
US20090114068 Zero Hysteresis Electric Ratchet Socket Driver  
The invention is an improved ratchet to drive sockets for the purpose of tightening or loosening threaded fastener. The invention contains an electric motor, battery and worm gear system to drive...
US20160097246 PIPELINE WRENCH  
Embodiments of the present invention relate to a pipeline wrench, that includes a housing which has a first end and a second end opposite the first end, a roller coupled with the housing near the...
US20140020514 INLINE HANDLE TOOL WITH MID-TOOL CABLE-EXIT  
Disclosed herein are powered torque tools that may be used in assembly operations in confined spaces, such as doors-on automotive assembly operations. In various embodiments, the torque tools...
US20150190907 Power Tool to Spring Torsioner Converter  
A device that converts an existing power tool to apply a rotational force to a spring of a rollup or overhead door counterbalancing mechanism. The device has a rotatable driven gear mounted in a...
US20090025516 Powered wrench  
A powered wrench driven by a fluid motor using a gear to gear system. The fluid motor causes a primary gear to turn, which directly engages a second gear attached to a workpiece and rotates that...

Matches 1 - 14 out of 14