| 摘要 |
<p>The valve (1) has a valve cage (6) which is arranged in a valve-guide (5). The valve-guide is supported on a one-sided expansion material (7) in a hollow chamber. The expansion material is arranged in a valve body (4) of the valve. The valve is regulatively arranged in a hydraulic channel (3) of a door closer, by which the hydraulic liquid of the door closer flows.</p> |
