Remote control positioning device

Claim 1

A POSITIONING DEVICE, COMPRISING A SERVO MECHANISM INCLUDING A WOBBLE PLATE TYPE PUMP HAVING A RESERVOIR, A SHAFT CONNECTED AT AN INTERMEDIATE POINT THEREOF TO SAID PUMP AND HAVING ONE END THEREOF EXTENDING FROM SAID SERVO MECHANISM, A FRICTION CLUTCH MECHANISM MOUNTED ON THE INNER END OF SAID SHAFT, A PAIR OF ACTUATING VALVES INDEPENDENTLY OPERATED BY SAID CLUTCH MECHANISM DEPENDING UPON THE DIRECTION OF ROTATION OF SAID SHAFT, A PLURALITY OF PISTONS SUCCESSIVELY OPERATED BY ROTATION OF SAID WOBBLE PLATE PUMP, A CONDUITRY SYSTEM COMMUNICATING BETWEEN SAID PISTONS AND THE ENDS OF SAID ACTUATING VALVES, A LOCKOUT SYSTEM, A PAIR OF PASSAGEWAYS COMMUNICATING BETWEEN SAID ACTUATING VALVES AND SAID LOCKOUT SYSTEM, AN ACCUMULATOR AND A CONDUIT COMMUNICATING BETWEEN SAID RESERVOIR AND SAID ACCUMULATOR; AN EXTERNAL OPERABLE MEMBER FIXEDLY SECURED TO THE EXTENSION OF SAID SHAFT; AND A SLAVE MECHANISM INCLUDING A HOUSING HAVING A PISTON SLIDABLY MOUNTED THEREIN, A PISTON ROD EXTENDING FROM ONE END OF SAID PISTON AND OUT THROUGH ONE END OF SAID HOUSING, AND A PAIR OF CONDUITS COMMUNICATING BETWEEN OPPOSITE ENDS OF SAID PISTON AND SAID LOCKOUT SYSTEM.