| 摘要 |
A valve (100) includes a valve body (130) defining a cavity (C) and including a flange (131) having an outer surface and a first element. The first element includes at least one of a recess (132) defined in the outer surface of the flange and a projection (136) extending from the outer surface of the flange. A seat retainer (150) is mounted on the flange and has an inner surface. The seat retainer includes a second element including at least one of a recess (157) defined in the inner surface of the seat retainer and a projection (152) extending from the inner surface of the seat retainer. A valve seat (160) is retained on the flange by the seat retainer. The seat retainer is secured to the flange by a cooperative snap fit engagememt between the first and second elements. A valve member (120) may be rotatably mounted in the cavity and engage the valve seat. |
