摘要 |
<p>The invention relates to a device for connecting and disconnecting hydraulic pumps which ensure the operation of the hydraulically driven working implements of motor vehicles. The hydraulic pump (6) is permanently coupled to a gearbox (1) in the power transmission of the vehicle by means of a connection shaft (7). The pump (6) cooperates with a valve (8) which is described in the Swedish Patent Specification No. 7810384-3. This valve (8) is provided with means to initiate and interrupt the flow created by the pump (6) to said working implement.</p> |