HYDRAULIC TRANSMISSION WITH EMERGENCY BRAKING

A hydraulic transmission system comprising a first hydraulic device (10) designed to be driven to rotate by a primary motor (12), a second hydraulic device (20) designed to drive a vehicle component (22) to rotate, the first hydraulic device (10) and the second hydraulic device (20) defining a hydra...

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Bibliographische Detailangaben
1. Verfasser:	HEREN, Jean
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES AUXILIARY DRIVES FOR VEHICLES BLASTING BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL ENGINEERING ELEMENTS AND UNITS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INSTRUMENTATION OR DASHBOARDS FOR VEHICLES LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES THERMAL INSULATION IN GENERAL TRANSPORTING VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES VEHICLES IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A hydraulic transmission system comprising a first hydraulic device (10) designed to be driven to rotate by a primary motor (12), a second hydraulic device (20) designed to drive a vehicle component (22) to rotate, the first hydraulic device (10) and the second hydraulic device (20) defining a hydraulic circuit (30) comprising a supply line (32) and a return line (34), the system being characterized in that it comprises a return valve (60) positioned on the return line (34), the return valve (60) being configured so as to define a variable restriction in the return line (34), the return valve (60) being controlled by a control (64) and being configured to selectively form a restriction on the return line (34).