Patent ID: 8047103
Filing Date: 2011-11-01
Classification: B25B,Y10T

Abstract:
1. In a universal joint for use with a torque transmitting tool, said universal joint comprising a first part, a second part comprising a drive stud, and at least one coupling element coupled between the first and second parts, said at least one coupling element configured to transmit torque between the first and second parts, the improvement comprising: a guide in the second part oriented at an oblique angle with respect to a central longitudinal axis of the drive stud; an engaging element movably mounted in the guide to extend out of the drive stud and engage a tool attachment when in an engaging position and to release the tool attachment when in a releasing position; an actuating element coupled with the engaging element such that longitudinal movement of the actuating element with respect to the second part results in movement of the engaging element; said actuating element crossing the central longitudinal axis and comprising a peripheral portion and a central portion, said peripheral portion oriented at least in part at an oblique angle with respect to the central longitudinal axis of the drive stud; and wherein the peripheral portion comprises a first sloping arm extending at an oblique angle away from the central portion.