VALVE CORE ASSEMBLY FOR A SHUT-OFF/EQUALIZING VALVE

摘要

A valve core assembly (18) for a shut-off/equalizing valve has a cylindrical metallic core member with an enlarged barrel portion having a cross bore formed therethrough. A seal element (34) is moulded onto the barrel portion and includes first and second circumferential ribs (36) adjacent the ends of the barrel portion, and pairs of longitudinal ribs (38) in straddling relation to the openings of the cross bore.