| 摘要 |
<p>The system has a control valve arranged between a hydraulic supply and consumer, and is in communication with the consumer via two lines. A valve (101) is in communication with the lines, and a third line is in communication with the valve, and does not open out in the control valve. The valve is connected such that when pressure is applied to one line, the valve opens up a connection between another line and a third line. Independent claims are also included for the following: (A) a working appliance e.g. an excavator having a hydraulic system (B) a method for controlling hydraulic flow in a system having a hydraulic supply.</p> |
