Fluid motor including reciprocating fluid responsive valves

Claim 1

IN COMBINATION, A HYDRAULIC CYLINDER HAVING AN PISTON ROD, A SOURCE OF HYDRAULIC FLUID, A DRAIN MEANS, A MAIN DISTRIBUTING VAVLE HAVING AN INLET CONNECTED TO THE SOURCE AND HAVING A FIRST SET OF OUTLETS CONNECTED RESPECTIVELY TO THE OPPOSITE ENDS OF THE CYLINDER AND A SECOND SET OF OUTLETS CONNECTED TO SAID DRAIN MEANS, SAID MEANS DISTRIBUTING VALVE HAVING A SLIDABLE CORE MOVABLE BETWEEN TWO POSITIONS, MEANS ON THE CORE OF SIMULTANEOUSLY CONNECT THE VALVE INLET TO ONE OF THE FIRST SET OF OUTLETS AND TO CONNECT THE OTHER OF SAID FIRST SET OF OUTLET OF ONE OF THE SECOND SET OF OUTLETS WHEN THE CORE IS IN ONE OF SAID POSITIONS, AND TO SIMULTANEOUSLY CONNECT IN VALVE INLET TO THE OTHER OF SAID FIRST SET OF OUTLETS AND TO CONNECT SAID ONE OF THE FIRST SET OF OUTLETS TO THE OTHER OF THE SECOND SET OF OUTLETS WHEN THE CORE IS IN ITS OTHER POSITION, WHEREBY TO RECIPROCATE SAID PISTON ROD, FURTHER TWO-POSITION DISTRIBUTING VALVE HAVING A SLIDABLE CORE MOVABLE BETWEEN TWO POSITIONS, RESPECTIVE PRESSURE-RESPONSIVE IMPULSE VALVES CONNECTED BETWEEN THE FIRST SET OF OUTLETS AND THE OPPOSITE ENDS OF THE SECOND-NAMED DISTRIBUTING VALVE EACH INCLUDING A PRESSURE-RESPONSIVE MOVABLE VALVE ELEMENT, RESPECTIVELY, PRESSURE-RESPONSIVE RELIEF VALVE MEANS CONNECTING SAID PRESSURE-RESPONSIVE VALVES TO SAID SECOND SET OF OUTLETS, SAID RELIEF VALVE MEANS EACH INCLUDING ANOTHER PRESSURE-RESPONSIVE MOVABLE VALVE ELEMENT MOVABLE INDEPENDENTLY OF THE MOVABLE VALVE ELEMENT OF THE ASSOCIATED INPULSE VALVE WHEREBY TO RECIPROCATE SAID LAST NAMED CORE RESPONSIVE TO ALTERNATE BUILD UP ON FLUID PRESSURE IN SAID PRESSURE-RESPONSIVE IMPULSE VALVES, AND MEANS TO RECIPROCATE SAID FIRST-NAMED CORE RESPONSIVE TO THE RECIPROCATION OF THE LAST-NAMED CORE.