Convertible motor valve

Claim 1

A MOTOR VALVE COMPRISING A CASING HAVING A BORE OF SUBSTANTIALLY UNIFORM CORSS-SECTION AND A PLURALITY OF EXTERIOR PORTS, A MULTIPLICITY OF SPACED OPENINGS INTERRUPTING SAID BORE AND EACH CONNECTED TO ONE OF SAID PORTS, AND INNER VALVE MECHANISM INSERTIBLE IN SAID BORE THROUGH AN END THEREOF, SAID INNER VALVE MECHANISM INCLUDING A PLURALITY OF SELECTIVELY ASSEMBLABLE SLEEVES EACH ADAPTED TO AXIALLY OVERLAP CERTAIN OF SAID OPENINGS, CERTAIN OF SAID SLEEVES HAVING APERTURES REGISTERABLE WITH OPENINGS OVERLAPPED THEREBY AND OTHER OF SAID SLEEVES HAVING SOLID WALLS REGISTERABLE WITH SAID OVERLAPPED OPENINGS AND BEING SELECTIVELY INTERCHANGEABLE WITH SAID CERTAIN SLEEVES FOR SEALING OFF ANY OF SAID OPENINGS, VALVE SEAT MEANS SEPARATE FROM SAID SLEEVES AND DISPOSED TRANSVERSELY OF SAID BORE SAID VALVE SEAT MEANS BEING POSITIONED IN SAID BORE BY SAID SLEEVES, AND VALVE MEANS SHIFTABLE AXIALLY OF SAID BORE RELATIVE TO SAID SEAT MEANS FOR REGULATING FLOW OF FLUID THERETHROUGH, SAID CASING BY SELECTIVE ASSEMBLY OF SAID SLEEVES BEING ADAPTED TO ANY OF A PLURALITY OF APPLICATTIONS FOR MOTOR VALVES.