| 摘要 |
<p>The coupling (1) is e.g. for water or gas pipe lines. It includes an inlet muff (3) which at one end has an inlet (18) with an internal thread (4) and a neoprene (RTM) seal ring (19). Annular rings (6,7) have an external conical surface (5) and internal serrated ribs (9) which form sealing contact for pipe (2).</p> |
