Fluid moving machine

Claim 1

A FLUID MOVING MACHINE COMPRISING, IN COMBINATION, HOUSING MEANS FORMED WITH AN INNER CAVITY FOR A PUMPED FLUID, AND INCLUDING A PARTITION MEANS DIVIDING SAID CAVITY INTO TWO ROOMS, EACH ROOM HAVING FIRST INLET AND FIRST OUTLET MEANS; PLUNGER MEANS INCLUDING A PAIR OF PISTONS LOCATED ON OPPOSITE SIDES OF SAID PARTITION MEANS IN SAID ROOMS, AND A TUBULAR MEMBER CONNECTING SAID PISTONS HAVING AN AXIS AND BEING GUIDED IN SAID PARTITION MEANS, SAID PLUNGER MEANS DEFINING IN EACH ROOM A PUMP CHAMBER COMMUNICATING WITH SAID FIRST INLET AND OUTLET MEANS, AND SAID PISTONS AND TUBULAR MEMBER DEFINING WITH SAID PARTITION MEANS A PAIR OF MOTOR CHAMBERS LOCATED ON OPPOSITE SIDES OF SAID PARTITION MEANS; SECOND INLET AND OUTLET MEANS FOR A DRIVING FLUID; AND VALVE MEANS MOUNTED IN SAID PARTITION MEANS FOR CONNECTING SAID SECOND INLET AND OUTLET MEANS AND WITH SAID MOTOR CHAMBERS, SAID VALVE MEANS BEING FORMED WITH FIRST AND SECOND CONDUITS AND BEING LOCATED CENTERED IN SAID AXIS, SAID VALVE MEANS HAVING FIRST AND SECOND POSITIONS FOR SUPPLYING SAID DRIVING FLUID THROUGH SAID FIRST CONDUIT TO SAID FIRST MOTOR CHAMBER WHILE DISCHARGING THE SAME FROM SAID SECOND MOTOR CHAMBER THROUGH SAID SECOND CONDUIT, AND FOR SUPPLYING SAID DRIVING FLUID TO SAID SECOND MOTOR CHAMBER THROUGH SAID SECOND CONDUIT WHILE DISCHARGING THE SAME FROM SAID FIRST MOTOR CHAMBER THROUGH SAID FIRST CONDUIT, WHEREBY SAID PLUNGER MEANS ARE RECIPROCATED, SAID FIRST AND SECOND VALVE CONDUITS BEING ARRANGED AND CONSTRUCTED SO THAT THE FLUID PRESSURE THEREIN HOLDS SAID VALVE MEMBER CENTERED IN SAID AXIS, SAID VALVE MEANS INCLUDING CONTROL MEANS OPERATED BY SAID RECIPROCATING PLUNGER MEANS TO MOVE SAID VALVE MEANS ALTERNATELY TO SAID FIRST AND SECOND POSITIONS.