Patent ID: 6270087
Filing Date: 2001-08-07
Classification: A61B,A61C,B23B,Y10T

Abstract:
A tool shaft coupler for drivingly coupling a driving shaft with a mating tool shaft, comprising:at least one torque transmission surface coupled to or integral with the driving shaft for axially slidingly mating with a mating tool shaft;tension transmission means spaced apart from said at least one torque transmission surface and including at least one moveable tension-resisting member, said at least one tension-resisting member being reversibly moveable to a tension-resisting position;at least one compression transmission surface coupled to or integral with the driving shaft;shaft locking means having an engagement surface and being slidably coupled to the driving shaft for reversibly locking said at least one tension-resisting member in a tension-resisting position;attachment means coupled to said shaft locking means for guiding said shaft locking means, said attachment means including at least one slot for accessing said shaft locking means; andwarning means to visually indicate malfunction of said shaft locking means.