Periodically driven rotary valve control

Claim 1

FLUID DISTRIBUTION CONTROL MEANS, COMPRISING A HOUSING INCLUDING A COVER HAVING A CHAMBER FOR OPERATING FLUID UNDER PRESSURE, A FLUID DISTRIBUTION BASE HAVING A SEAT COFNRONTING SAID CHAMBER, AND ROTATABLE MEMBER IN SAID CHAMBER ENGAGED WITH SAID SEAT AND ROTATABLE THEREON BETWEEN A PLURALITY OF OPERATIVE POSITIONS, SAID FLUID DISTRIBUTION BASE HAVING A PLURALITY OF SETS OF PORTS ALL TERMINATING AT ONE END THEREOF IN SAID SEAT WITH ADJACENT PORTS BELONGING TO DIFFERENT SETS, THE OTHER END OF THE PORTS OF EACH SET BEING DISPOSED IN A DIFFERNT PLANE, SAID ROTATABLE MEMBER HAVING CERTAIN PRESSURE PORTS AND CERTAIN DRAIN PORTS SIMULTANEOUSLY REGISTRABLE WITH CERTAIN OF SAID SEAT PORTS OF EACH SET IN EACH OPERATIVE POSITION OF SAID ROTATABLE MEMBER, AND SAID CERTAIN PRESSURE AND DRAIN PORTS IN SAID ROTATABLE MEMBER BEING ARRANGED TO PASS ACROSS CERTAIN OF SAID PORTS IN SAID SEAT AS SAID ROTATABLE MEMBER IS ROTATED FROM ONE OPERATIVE POSITION TO ANOTHER OPERATIVE POSITION; AND A CONTROL SYSTEM FOR SUCCESSIVELY AND RELATIVELY RAPIDLY ROTATING SAID ROTATABLE MEMBER FROM ONE OPERATIVE POSITION TO THE NEXT BY RELATIVELY RAPIDLY MOVING THE SAME ACROSS A PLURALITY OF SUCCESSIVE PORTS IN SAID SEAT CORRESPONDING IN NUMBER TO THE NUMBER OF SETS OF PORTS IN SAID SEAT, SAID CONTROL MEANS INCLUDING AN ELECTRICALLY-OPERATED TIMER MECHANISM, AN ELECTRICAL CIRCUIT CONTAINING SAID TIMER MECHANISM, A MOTOR CONNECTED IN SAID CIRCUIT, DRIVE MEANS CONNECTING SAID MOTOR TO SAID ROTATABLE MEMBER, CAM MEANS DRIVEN BY SAID DRIVE MEANS AND ROTATABLE WITH SAID ROTATABLE MEMBER, AND SWITCH MEANS CONNECTED IN SAID CIRCUIT AND OPERABLE ALTERNATELY BY SAID TIMER MECHANISM AND SAID CAM MEANS FOR ENERGIZING SAID MOTOR TO ROTATE SAID ROTATABLE MEMBER FROM ONE OPERATIVE POSITION TO ANOTHER, SAID SWITCH MEANS BEING CONSTRUCTED AND ARRANGED TO BE OPERATED BY SAID TIMER MECHANISM TO ENERGIZE SAID MOTOR AND INITIATE ROTATTION OF SAID ROTATABLE MEMBER FROM ONE OPERATIVE POSITION TO THE NEXT SUCCESSIVE OPERATING POSITION THEREOF, AND TO BE OPERATED BY SAID CAM MEANS TO DE-ENERGIZE SAID MOTOR AND THUS STOP ROTATION OF SAID ROTATABLE MEMBER WHEN SAID ROTATABLE MEMEBR ATTAINS AN OPERATIVE POSITION.