Patent ID: 7451990
Filing Date: 2008-11-18
Classification: B23B,Y10S,Y10T

Abstract:
1. A chuck for use with a manual or powered driver having a drive shaft, said chuck comprising: a. a generally cylindrical body having a nose section and a tail section, said tail section being configured to rotate with 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 body in communication with said axial bore; c. a nut rotatably mounted about said body and in operative communication with said jaws so that rotation of said nut in a closing direction moves said jaws toward an axis of said axial bore and rotation of said nut in an opening direction moves said jaws away from said axis; d. a first ring defining a plurality of recesses, and e. at least one deflectable pawl biased toward and continuously engaging said plurality of recesses when said at least one deflectable pawl is rotated in both said closing direction and said opening direction about said body, wherein said plurality of recesses travel with said nut and said at least one deflectable pawl travels: