detendeur of gas to be safe screw - to - screw of a puncture of the membrane.

摘要

Gas pressure reducer. & br / & it comprises a body (1) is subdivided by a membrane (2) in a first chamber (3) having an outlet conduit (8) and an inlet conduit (5), and a second chamber (4) provided with a vent (11). It is provided with means for actuating a sudden increase in the loss of charge in the vent (11), when the pressure in the second chamber (4) exceeds a second given threshold.