Patent ID: 7094008
Filing Date: 2006-08-22
Classification: B23B,B25B,B25H,Y10T

Abstract:
1. A power driver bit self-centering and positioning apparatus for applying rotating bits to a workpiece, comprising: a first workpiece clamp assembly having a second workpiece clamp assembly having the second workpiece clamp assembly rotated about the axis of the second elongate slide rod 180 degrees and positioned relative to the first workpiece clamp assembly so that the second vertical skirt faces, and is parallel to, the first vertical skirt; means for pushing the first and second vertical skirts towards each other so as to clamp a workpiece from opposite sides; a rigid elongate chuck assembly holder with first and second vertical slide rod guide holes drilled through either end, a chuck assembly disposed within the bearing and having a chuck below the holder capable of gripping rotating bits, and a shank above the holder capable of being driven by the chuck of a power driver, the shank being rigidly attached coaxially with the chuck so that when the shank is driven, the chuck rotates; the elongate slide rods of the first and second workpiece clamp assemblies being inserted into the first and second slide rod guide holes, respectively.