Annular seal with keyed sealing ring

Claim 1

IN AN ANNULAR FLUID SEAL, A BODY PORTION OF RUBBERLIKE MATERIAL, A TUBULAR MEMBER IN A KEYED SEALING RING SAID BODY PORTION HAVING A CENTRAL CYLINDRICAL PORTION AND ANNULAR INNER AND OUTER DIAPHRRAGM-LIKE FLANGES, SAID INNER FLANGE AND CYLINDRICAL PORTION CONTIGUOUS WITH SAID TUBULAR MEMBER, SAID KEYED SEALING RING HAVING A CENTRAL OPENINGG CONSTITUTIG THE INTERNAL PERIPHERY OF SAID RING WITH A PLURALITY OF SPACED SLOTS IN SAID INTERNAL PERIPHERY, THE INTERNAL PERIPHERY OF SAID RING HAVING AN AXIALLY FORWARDLY FACING SHOULDER PORTION CO-TERMINUS WITH EACH SLOT AND AT LEAST ONE GROOVE IN THE PERIPHERY, OF SAID RING ANGULARLY SPACED FROM SAID SHOULDER PORTION THAT EXTENDS THROUGH THE LENGTH OF SAID INTERNAL PERIPHERY, SAID TUBULAR MEMBER SITUATED WITHIN SAID CENTRAL OPENING OF SAID RING, FIRST ENLARGEMENTS ON SAID TUBULAR MEMBER SLIDING IN SAID GROOVES TO KEY SAID RING AND SAID TUBULAR MEMBER AGAINST RELATIVE ROTATIVE MOVEMENT, AND SECOND NIPPLE-LIKE EXTENSIONS ON SAID TUBULAR MEMBER OF A DIMENSION SUFFICIENT TO ALLOW SAID TUBULAR MEMBER TO SNAP INTO LOCKING ENGAGEMENT WITH SAID SEALING RING, SAID NIPPLE-LIKE EXTENSIONS ABUTTING SAID SHOULDER PORTION OF SAID SLOTS IN SAID RING TO LIMIT RELATIVE AXIAL MOVEMENT OF SAID RING AND TUBULAR MEMBER IN ONE DIRECTION.