INRICHTING VOOR HET REGELEN VAN DE STROOM VAN VERSCHEIDENE FLUIDA MET INBEGRIP VAN GASSEN EN VLOEISTOFFEN.

摘要

Flow control apparatus comprising a hollow body having openings or flow passages adapted to be connected to associated piping and a cylindrical closure which is reciprocated to form a seal or permit fluid flow. The sealing means consists of an annular assembly carried between two sections of the body having oppositely faced sealing members of resilient material.