Patent ID: 7174882

Claim:
A pressure regulating valve, having a valve closing body which cooperates with a valve seat, and having a restoring spring which acts on the valve closing body in the direction facing away from the valve seat, characterized in that the restoring spring ( 31 ) is embodied as a tension spring and is located on the side of the valve closing body ( 15 ) facing away from the valve seat ( 12 ), wherein the valve closing body ( 15 ) is embodied as a diaphragm having an edge ( 24 ), wherein the restoring spring ( 31 ) extends from the edge ( 24 ) of the diaphragm to a diametrically opposite ( 24 ) edge of the diaphragm, wherein the valve housing ( 1 ) has a valve interior ( 11 ), which is divided by the valve closing body ( 15 ) into a pressure chamber ( 18 ) that has the valve seat ( 12 ) and a ventilation chamber ( 19 ) communicating with the atmosphere, and wherein the restoring spring ( 31 ) is disposed in the ventilation chamber ( 19 ).