The multi-circuit protection valve has overflow valves, where each valve has a valve seat (35) and a membrane area adjacent to the valve seat. A valve housing (31) is provided, in which the valve output lines of the overflow valves are formed. A supply cha...

The air treatment system (10) for the supplying a commercial vehicle's brake system with compressed air has a compressed air inlet (1) connected through respective bypass valves to first and second compressed air outlets, whereby the first outlet is connec...

The pressurized air supply device has a multi-circuit protection valve (13-16), a pressure regulator (4) with a magnetic pre-control valve (23), a supply line (18) for supplying the multi-circuit protection valve and a compressor (1) which is switched via ...

The towing vehicle (1) has compressed air operated brakes (7) controlled by an EBS (electronic braking control system) (8). This also controls a two position reduction valve (16) through which the trailer (2) brakes (9) are supplied at either of two set pr...