| 摘要 |
PURPOSE: A manual capacity limitation valve is provided to enhance sealing effect since the valve mount on an entrance side or the valve mount of an exit side has a circular conical surface. CONSTITUTION: A manual capacity limitation valve(1) comprises a valve housing(2). The valve housing comprises an entrance unit(3), an exit unit(4), a valve chamber(5). The valve chamber comprises a body unit(6). The body unit comprises blocking elements, which are on the entrance side and the exit side. The blocking element is respectively sealed in cooperation with valve mounts(31,41) on the entrance side and the exit side. The blocking element on the entrance side is deflected toward the valve mount on the entrance side by a spring(8). The piston(7) is formed on the body unit and is slidably guided through the wall of the valve chamber.
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