Patent ID: 6241260
Filing Date: 2001-06-05
Classification: B23B,Y10S,Y10T

Abstract:
A chuck comprising:a body member having a bore for receiving a tool;a plurality of jaw members for retaining the tool in said bore, said jaw members being axially biased in said body member;a mechanism for locking and clamping said jaws on the tool, said mechanism applying a biasing force on said jaw members enabling said jaw members to slide on said body between a locked position gripping the tool in the jaw members and an unlocked position enabling egress and ingress of the tool into and out of the jaw members, said mechanism for locking and clamping includes a first ring for locking the mechanism on the body and at least one second ring for applying the locking force on the jaw members, and said first ring has at least one engagement member engaging the body for rotationally locking the first ring on the body.