| 摘要 |
<p>The invention relates to a drain plug for a hydraulic circuit, comprising, in a body (22), a shut-off element (40) permitting or preventing the communication between two subcircuits (I, II). According to the invention, it comprises at least one second shut-off element (56) permitting or preventing the communication between at least one of the two subcircuits (I, II) with at least a third subcircuit (III).</p> |
