Lock adapter

Claim 1

A LOCK ASSEMBLY COMPRISING FIRST AND SECOND HOUSINGS, A CAM DRIVER IN EACH HOUSING, THE DRIVER OF SAID FIRST HOUSING INCLUDING A LOCK PLUG, A LATCH OPERATOR CAM ROTATABLY MOUNTED BETWEEN SAID HOUSINGS, A SPACER FERRULE INTERPOSED BETWEEN SAID CAM AND SAID SECOND HOUSING, SAID FERRULE HAVING AN INNER BORE, A SUPPORT BAR FIXED TO SAID HOUSINGS AND MAINTAINING SAID HOUSINGS IN ABUTTING RELATION, RESPECTIVELY, WITH SAID CAM AND SAID FERRULE, A PAIR OF INDEPENDENTLY ROTATABLE ABUTTING LINK MEANS FOR CONNECTING SAID CAM DRIVERS SELECTIVELY AND ALTERNATIVELY TO SAID CAM, ONE SAID LINK MEANS BEING LONGITUDINALLY EXTENSIBLE, AND INCLUDING AT LEAST TWO RELATIVELY LONGITUDINALLY MOVABLE CYLINDRICAL SEGMENTS ROTATABLY MOUNTED IN SAID FERRULE, ONE SAID SEGMENT INCLUDING A DRIVE PORTION SLIDABLY EXTENDING FROM ONE SEGMENT TO THE OTHER SEGMENT AND LOCKING SAID SEGMENTS AGAINST RELATIVE ROTATION, EACH SAID LINK MEANS HAVING AT ITS INNER END A GENERALLY CYLINDRICAL WAFER MEMBER, SAID WAFER MEMBERS BEING RELATIVELY ROTATABLE AND DISPOSED IN END-TO-END ABUTTING POSITION, EACH SAID WAFER MEMBER INCLUDING A RADIALLY EXTENDING DRIVE PORTION, A COMPLEMENTAL DRIVE PORTION ON SAID CAM ADJACENT SAID DRIVE PORTIONS OF SAID WAFERS, SAID WAFERS BEING AXIALLY RECIPROCABLE WITH RESPECT TO SAID CAM TO ENGEGE ONE ONLY OF SAID WAFER IN DRIVING CONNECTION WITH SAID CAM, SPRING MEANS INTERPOSED BETWEEN SAID SECOND HOUSING AND SAID ONE LINK MEANS FOR BIASING SAID ONE LINK MEANS TOWARD SAID CAM, NORMALLY TO ENGAGE THE WAFER OF SAID ONE LINK MEANS WITH SAID CAM, AND CLEAR THE WAFER MEMBER OF SAID OTHER LINK MEANS FOR SAID CAM, SAID OTHER LINK MEANS INCLUDING PORTIONS POSITIONED TO BE ENGAGED AND INWARDLY SHIFTED BY A KEY INSERTED INTO SAID PLUG, THEREBY TO CONNECT SAID WAFER OF SAID OTHER LINK MEANS WITH SAID CAM AND CLEAR SAID WAFER OF SAID ONE LINK MEANS THEREFROM.