ELECTROMAGNETIC VALVE Russian patent published in 1999 - IPC

FIELD: pneumatic control systems of motor vehicles. SUBSTANCE: armature with conduits, seats, inlet and outlet shutting elements and spring are installed uniaxially in body of valve. Spring is located between armature and rest. Seat of outlet shutting element has bore. Outlet shutting element is formed by face surface of armature facing bore. Armature is mounted for interaction with inlet shutting element and for movement under action of release pressure to distance exceeding stroke of inlet shutting element. Mobile pusher is installed in armature for interaction with inlet and outlet shutting elements. Pushers provides for registration of shutting elements in " normally shut " and " normally open " positions. EFFECT: provision for manual action on electromagnetic valve if power supply is interrupted or if armature of electromagnetic valve is seized. 4 dwg