Mechanical clutch of the compact and self-contained type

Claim 1

A SELF-CONTAINED, MECHANICALLY OPERATED CLUTCH COMPRISING, A ROTATBLE SLEEVE, A PAIR OF DRIVE TRANSMITTING ELEMENTS MOUNTED ON SAID SLEEVE, ONE OF SAID ELEMENTS BEING SECURED TO SAID SLEEVE FOR ROTATION THEREWITH BUT AXIALLY MOVABLE RELATIVE TO THE OTHER ELEMENT TO THEREBY EFFECT DRIVING ENGAGEMENT THEREBETWEEN, A PAIR OF ANTIFRICTION, BALL BEARING ASSEMBLIES MOUNTED ON SAID SLEEVE, ONE OF SAID ASSEMBLIES ABUTABLE AGAINST SAID ONE ELEMENT FOR AXIALLY MOVING THE LATTER, A CAM MEMBER MOUNTED ON EACH OF SAID ASSEMBLIES FOR ROTATIVE MOVEMENT WITH RESPECT TO ONE ANOTHER AND HAVING CAM SURFACES FORMING PAIRS OF COMPLEMENTARY AND OPPOSITELY FACING CAN SURFACES, A BALL BETWEEN AND IN ENGAGEMENT WITH EACH PAIR OF OPPOSITELY FACING CAM SURFACES WHEREBY ROTATION OF ONE MEMBER CAUSES THE BALLS TO RIDE ALONG THEIR RESPECTIVE SURFACES AND SEPARATE SAID MEMBERS AND AXIALLY SHIFT SAID ONE ELEMENT, STOP MEANS AXIALLY SECURED ON SAID SLEEVE AND LOCATED BETWEEN SAID ASSEMBLIES, AND BELLEVILLE SPRING MEANS MOUNTED ON SAID SLEEVE AND URGING ONE OF SAID ASSEMBLIES AGAINST SAID STOP MEANS WHEN SAID CLUTCH IS DISENGAGED, SAID SPRING MEANS RESLIENTLY BIASING BOTH SAID ASSEMBLIES TOWARD THE DRIVE TRANSMITTING ELEMENTS WHEN SAID CAM MEMBERS ARE SEPARATED TO CAUSE CLUTCH ENGAGMENT.