| 摘要 |
<p>Electrohydraulic device for controlling clutch engagement in motor vehicles and the like, characterised by comprising: a hydraulic actuator (36, 41) for controlling clutch engagement and release, a hydraulic circuit for controlling said actuator (36, 41) via an interceptor means (14, 114), an electronic control unit (15) to control said interceptor means (14, 114) to feed the hydraulic actuator (36, 41) to thus cause clutch release, and to enable said actuator to discharge, at least one solenoid valve (54, 54') connected into the discharge circuit (55) of the hydraulic actuator (36, 41) and caused to open by the control unit (15) by a sequence of pulses related to the rotational speed of the vehicle engine, the command to the interceptor means (14, 114) for feeding the hydraulic actuator (36, 41) being provided by the control unit (15) automatically when predetermined engine operating conditions exist, and/or by the action of the driver.</p> |
