Patent ID: 7455302
Filing Date: 2008-11-25
Classification: B23B,Y10S,Y10T

Abstract:
1. A chuck for use with a manual or powered driver having a drive shaft and a housing, said chuck comprising: a. a generally cylindrical body having a nose section and a tail section, said generally cylindrical chuck body being rotationally fixed to the drive shaft of the driver and said nose section having an axial bore formed therein; b. a plurality of jaws movably disposed with respect to said generally cylindrical body in communication with said axial bore; c. a nut rotatably mounted about said generally cylindrical body and in operative communication with said jaws so that rotation of said nut in a closing direction moves said jaws toward the axis of said axial bore and rotation of said nut in an opening direction moves said jaws away from said axis; d. a catch formed on one of the drive shaft and said generally cylindrical body, said catch comprising a plurality of equally spaced recesses formed about a circumference of said generally cylindrical body tail section; and e. at least one lock body comprising a plurality of balls forward of and rotationally fixed to the driver housing and moveable between