Clutch/steering operating unit assisting system for motor vehicle, has clutch assistance device mounted in series with steering assistance system and including hydraulic jack with inlet orifice connected to low pressure return circuit

摘要

The system has a hydraulic steering assistance system (1) including an electric motor driven pump unit (3) comprising a pump (4) that is driven by an electric motor (5) and delivers a hydraulic fluid from a reservoir (6) to an aided power cylinder (8) via an aided steering valve (9). A clutch assistance device (2) has a hydraulic jack (17) with an inlet orifice (30) connected to a low pressure return circuit of the steering assistance system, where the device is mounted in series with the steering assistance system.