Slush pump valve cover

Claim 1

A VALVE COVER FOR A SLUSH PUMP OF THE TYPE HAVING AN UPWARDLY OPEN VALVE POT, SAID VALVE POT HAVING AN UPPER END SURFACE, COMPRISING: A RING COAXIALLY SECURED TO THE UPWARDLY OPEN END OF SAID VALVE POT, SAID RING HAVING AN INNER WALL FORMING A DOWNWARDLY FACING ANNULAR SHOULDER ADJACENT ITS END SURFACE OPPOSITE ITS CONNECTION WITH SAID VALVE POT; A VALVE PLUG SUPPORTED BY THE UPPER END SURFACE OF SAID VALVE POT WITHIN SAID RING; MEANS ON SAID VALVE PLUG COACTING WITH THE ANNULAR SHOULDER ON SAID RING FOR LOCKING SAID VALVE PLUG IN PLACE, SAID MEANS COMPRISING SEGMENTAL MEMBERS HAVING AN ARCUATED END SURFACE CONTACTING THE ANNULAR SHOULDER AND EXTENDING AT THEIR OTHER ENDS TOWARD THE VERTICAL AXIS OF SAID VALVE POT, A SHAFT AXIALLY CONNECTED VERTICALLY TO SAID VALVE PLUG, A PISTON CONNECTED WITH THE OTHER END OF SAID SHAFT, A HOUSING SURROUNDING SAID PISTON AND FORMING A CHAMBER AT OPPOSING ENDS OF SAID PISTON, SAID HOUSING HAVING A NECK PORTION SURROUNDING SAID SHAFT IN CONTACT WITH THE ADJACENT END PORTIONS OF SAID SEGMENTAL MEMBERS; AND MEANS CONNECTED WITH SAID HOUSING IN COMMUNICATION WITH EACH CHAMBER FOR MOVING SAID HOUSING WITH RESPECT TO SAID PISTON.