Overload release clutch with lock out means

Claim 1

IN A MECHANICAL TRANSMISSION, INCLUDING TWO RELATIVELY ROTATABLE COAXIALLY MOUNTED MEMBERS, AN OVERLOAD RELEASE MECHANISM INTERCONNECTING SAID MEMBERS LOCATED AT A DISTANCE AWAY FROM THE AXIS OF THEIR ROTATION AND COMPRISING ADJACENT OPPOSED REGISTERING AND FACING FIRST AND SECOND SOCKETS PROVIDED RESPECTIVELY IN SAID COAXIAL MEMBERS, A DRIVER MEANS LOCATED PARTIALLY IN EACH OF SAID SOCKETS COUPLING SAID MEMBERS TOGETHER AND TRANSMITTING A DRIVE FROM ONE OF SAID COAXIAL MEMBERS TO THE OTHER DURING NORMAL OPERATION OF THE TRANSMISSION, SAID FIRST SOCKET BEING ADAPTED TO RECEIVE ONLY A PORTION OF SAID DRIVER MEANS SO THAT A REACTION FORCE IS CREATED BETWEEN SAID FIRST SOCKET AND THE DRIVER MEANS TENDING TO MOVE THE DRIVER MEANS THEREFROM INTO THE SECOND SOCKET, AND A YIELDABLE DETENT MEMBER ENGAGING THE DRIVER MEANS AND OPPOSING SAID REACTION FORCE, SAID DETENT MEMBER BEING LOCATED IN A POSITION TO OPPOSE MOVEMENT OF SAID DRIVER MEANS FROM SAID FIRST SOCKET INTO SAID SECOND SOCKET AND BEING YIELDABLE UPON THE OCCURRENCE OF A PREDETERMINED INCREASED VALUE OF SAID FORCE THEREBY PERMITTING THE DRIVER MEANS TO MOVE OUT OF SAID FIRST SOCKET, WHEREIN THE IMPROVEMENT COMPRISES A CONSTRUCTION IN WHICH SAID FIRST SOCKET, WHICH IS ADAPTED TO RECEIVE ONLY A PORTION OF SAID DRIVER MEANS, IS PROVIDED WITH A MOUTH SHAPED IN SUCH A MANNER THAT THE REACTION FORCE BETWEEN IT AND THE DRIVER MEANS TENDS TO MOVE THE DRIVER MEANS FROM SAID FIRST SOCKET INTO THE SECOND SOCKET, WHEREIN THE SECOND SOCKET INCLUDES A CAVITY LOCATED OPPOSITE THE DETENT MEMBER AND OFFSET WITH RESPECT TO THE MOUTH OF SAID SECOND SOCKET INTO WHICH THE DRIVER MEANS IS MOVED AND THEREIN RETAINED BY THE DETENT MEMBER WHEN THE DRIVER MEANS IS MOVED FROM THE FIRST SOCKET INTO THE SECOND SOCKET AND SAID COAXIAL MEMBERS ARE UNCOUPLED, AND WHEREIN SAID DETENT MEMBER IS LOCATED RADIALLY INWARDLY OF SAID DRIVER MEANS.