| 摘要 |
<p>The present invention relates to a retention valve for liquid-bearing conduits, comprising a containment body (2) provided with threaded sleeves (9) for connecting to conduits, and, in its interior, with valve means (30-35) suitable for cutting off the flow of a liquid. The containment body (2) is provided in two parts (3a, 3b) of pressed sheet metal; the valve is characterized by small dimensions and an increased passage cross-section with satisfactory mechanical characteristics.</p> |
