Patent ID: 7258351

Claim:
A quick-action chuck, comprising: an actuating element ( 20 ); and a control device which includes at least one means ( 12 , 22 , 36 , 42 , 50 ) for controlling at least one locking device ( 10 ) that serves to absorb a chucking reinforcement force, wherein via the at least one locking device ( 10 ) that is controllable by the control device, a positive-engagement connection can be brought about for absorbing the chucking reinforcement force, wherein the at least one locking device ( 10 ) is rotatable relative to a base body ( 32 ) for bringing about the positive-engagement connection, wherein chucking jaws ( 26 ) are guided in the base body ( 32 ), wherein said base body ( 32 ) has at least one slide face ( 64 ) on which the at least one locking device ( 10 ) is axially displaceable, wherein said base body has a set of teeth ( 48 ) in which the at least one locking device ( 10 ) engages in a locking position, and wherein as a result of meshing with the set of teeth ( 48 ), the at least one locking device ( 10 ) is axially fixed on the base body ( 32 ).