| 摘要 |
<p>A unitary ring seal made of a resilient material 100 and a ferrule/flange 200, adapted to accept the ring seal 100 are provided. The ring seal 100 comprises three portions: an upper generally ring-shaped portion 102 that is of approximately conical cross section, configured to engage a conventional flange/ferrule circular groove; a middle washer-shaped portion 106; and a lower generally ring shaped portion 108 that has two sidewalls 112, 114 that converge as they approach and eventually join with the middle portion 106, configured to engage a correspondingly shaped circular groove 204 in the ferrule/flange 200.</p> |
