Check valve assembly for use within pipes, comprises internal recesses located at opposing ends of the mounting pin assembly

摘要

The check valve assembly (16) comprises of two valve members (24,26) that are mounted to a body section (18) in a clamshell configuration. The seals (32) that are mounted to the valve members have elliptical edges (34,36). These engage a recess (50,52) that are formed on opposite sides of the mounting pin (46).