Patent ID: 7097166

Claim:
An air supply system for a motor vehicle for supplying consumer means of a closed loop and for supplying an external consumer, the air supply system comprising: a pressurized air store; an intake connection communicating with the atmosphere; a compressor; a first consumer pressure line; a second consumer pressure line connected to said external consumer; a store pressure line connected to said compressor; a first switchable 3/2-directional valve arranged in said first consumer pressure line; a second switchable 3/2-directional valve arranged in said store pressure line; said first and second 3/2-directional valves being configured so that: said compressor conveys fresh air from the atmosphere through said intake connection, which bypasses said first and second 3/2-directional valves, said compressor conveys fresh air to at least one member selected from the group consisting of said pressurized air store and said external consumer; said compressor transfers already compressed pressurized air between said consumer means and said pressurized air store; a check valve in said store pressure line; a bypass line connected into said store pressure line to bypass said check valve; a throttle connected into said bypass line; and, a switchable blocking valve arranged in said bypass line to disable the functioning of said throttle.