Patent ID: 6808182
Filing Date: 2004-10-26
Classification: B23B,B23D,B25B,Y10T

Abstract:
A combination of a tool and a chuck device, the chuck device comprising:a body having a slot defined from a first end of the body and being ended before a second end of the body, a hexagonal recess defined in the first end of the body and communicating with the slot, a hole defined radially in the body and communicating with the slot, a stepped shoulder extending from an outer periphery of the body, a spring mounted to the body and a first end of the spring stopped by the stepped shoulder, a movable clamp connected to the body and a second end of the spring contacting the movable clamp, a connection rod connected to a second end of the body; a sleeve slidably mounted to the body and having a first tapered inner periphery at a first end of the sleeve, a second tapered inner periphery defined in a second end of the sleeve so as to push the movable clamp when sliding the sleeve by compressing the spring, and a positioning pin movably inserted in the hole and an end of the positioning pin extending from the hole and having a tapered periphery which is matched with the first tapered inner periphery at the first end of the sleeve.