Filling controlled hydrodynamic fluid circuit

Claim 1

IN A HYDRODYNAMIC SYSTEM: A FLUID FLOW TRANSMISSION, A FLUID BRAKE DRIVINGLY CONNECTED TO SAID FLUID FLOW TRANSMISSION AND BEING OPERABLE SELECTIVELY FOR BRAKING THE LATTER, SAID FLUID BRAKE HAVING A FLUID FLOW WORKING CHAMBER WITH FLUID INLET MEANS AND FLUID OUTLET MEANS, CONTROL, CIRCUIT MEANS PASSING THROUGH SAID WORKING CHAMBER, FILLING CONTROL MEANS INTERPOSED IN SAID CONTROL CIRCUIT, MEANS FOR CONTROLLING THE FILLING OF SAID WORKING CHAMBER, COOLING CIRCUIT MEANS PASSING THROUGH SAID WORKING CHAMBER AND FORMING A CLOSED CIRCUIT FROM SAID OUTLET MEANS TO SAID INLET MEANS, SAID CONTROL CIRCUIT MEANS AND SAID COOLING CIRCUIT MEANS HAVING AT LEAST A SECTION THEREOF ARRANGED IN PARALLEL CONNECTION TO EACH OTHER, SAID FILLING CONTROL MEANS BEING ARRANGED IN SAID PARALLELY CONNECTED SECTION OF SAID CONTROL CIRCUIT MEANS, AND COOLER MEANS ARRANGED IN SAID PARALLELLY CONNECTED SECTION OF SAID COOLING CIRCUIT MEANS, SAID COOLER MEANS COMPRISING A FLUID INLET SIDE AND A FLUID OUTLET SIDE, SAID INLET SIDE AND SAID OUTLET SIDE OF SAID COOLER MEANS BEING ALSO ARRANGED IN SAID PARALLELLY CONNECTED SECTION OF SAID COOLING CIRCUIT MEANS, SAID FLUID FLOW TRANSMISSION HAVING TRANSMISSION CIRCUIT MEANS, SAID TRANSMISSION CIRCUIT MEANS INCLUDING A FIRST AND A SECOND BRANCH FOR COOLING SAID TRANSMISSION CIRCUIT MEANS, SAID FIRST BRANCH BEING IN COMMUNICATION WITH SAID INLET SIDE OF SAID COOLER MEANS AND SAID SECOND BRANCH BEING IN COMMUNICATION WITH SAID OUTLET SIDE OF SAID COOLER MEANS, FIRST CONTROL VALVE MEANS PROVIDED AT SAID INLET SIDE OF SAID COOLER MEANS AND SECOND CONTROL VALVE MEANS AT SAID OUTLET SIDE OF SAID COOLER MEANS, SAID BOTH CONTROL VALVE MEANS BEING OPERABLE SELECTIVELY FOR CONVEYING FLUID FROM SAID COOLER MEANS TO SAID FLUID FLOW TRANSMISSION OR TO SAID FLUID BRAKE.