Control valve for at least two hydraulic motors

Claim 1

A FLUID FLOW CONTROL VALVE CAPABLE OF DIRECTING THE FLOW OF FLUID BETWEEN A SOURCE OF PRESSURE AND TO AT LEAST A PAIR OF HYDRAULIC MOTORS INDEPENDENTLY, BETWEEN SAID MOTORS AND A RESERVOIR, BETWEEN THE MOTORS THEMSELVES, AND BETWEEN THE TWO ENDS OF A PARTICULAR MOTOR, SAID CONTROIL VALVE COMPRISING: A HOUSING HAVING (A) A FLUID SUPPLY PORT (26) FOR CONNECTION TO THE SOURCE OF PRESSURE FLUID; (B) A FLUID RETURN PORT (44-46) FOR CONNECTION TO THE SYSTEM RESERVOIR; (C) A FIRST WORK PORT (206-28) AND A SECOND WORK PORT (207-30) FOR CONNECTION TO THE OPPOSITE ENDS OF SAID FIRST WORKING MOTOR; (D) A THIRD WORK PORT (209-32) AND A FOURTH WORK PORT (208-34) FOR CONNECTION TO THE OPPOSITE ENDS OF SAID SECOND WORKING MOTOR; (E) FIRST AND SECOND BORES FOR SLIDABLY RECEIVING FIRST AND SECOND VALVE SPOOLS; AND (F) A PLURALITY OF INTERNAL FLUID CONDUCTING PASSAGES INTERCONNECTING THE SPOOL BORES WITH EACH OTHER AND WITH SAID WORK PORTS, INTERCONNECTING THE SUPPLY AND RETURN PORTS WITH EACH OTHER AND WITH SAID SPOOL BORES AND SAID WORK PORTS, AND INTERCONNECTING CERTAIN OF SAID WORK PORTS WITH EACH OTHER, ALL UNDER THE SELECTIVE MOVEMENT OF VALVE SPOOLS IN THE RESPECTIVE BORES;