| 摘要 |
<p>The invention relates to a check (non-return) valve with a valve body which can be screwed into an outlet for the medium and has a through passage and with a closure element which is pressed against a valve seat provided in the through passage under the action of a return spring, and with a device for connecting an outlet line to the valve body, the connection device having a pincer element which expands upon introduction of the outlet line at its inner end, which inner end is arranged behind a constriction of the through passage.</p> |
