CHECK VALVE FOR AN INDIRECTLY CONTROLLED SOLENOID VALVE

摘要

A check valve for an indirectly controlled solenoid valve for a vacuum toilet. In order to avoid malfunction during pressure changes, a double sleeve (11) is provided on a connection piece (10) of the solenoid valve, inside which a non-return flap (12) of flexible material is arranged, which forms a non-return assembly together with a counter plate (14) provided with a passage (13).