Vacuum relief valve for use with pneumatic control system for motor vehicle for actuating pneumatically actuated vehicle component, has valve housing that has vacuum chamber connected with electromagnetic change-over valve

摘要

The vacuum relief valve (10) has a valve housing (12), which has an electromagnetic change-over valve (24). The valve housing has a vacuum chamber (18) connected with the change-over valve. The valve housing has less than four, particularly less than three fastening units (40) for assembling the vacuum relief valve in a vehicle. The vacuum chamber has an outlet opening (32) connected with a vehicle component. The outlet opening is opened or closed by the change-over valve. The valve housing has a cover (16) connected with a base (14), which are made by plastic injection molding.