A canister for an evaporative emission system for use in motor vehicle comprises a hollow body having a first extremity provided with an inlet port and a second extremity provided with an outlet port. The line joining the inlet port to the outlet port defi...

An adsorption element (10) has free-flow channels (13) through which gas stream passes; adsorption layer (12); and spacer element (11) between adsorption layers to form the free-flow channels. An independent claim is also included for a method of preventin...

The device has a pressure regulator, an air dryer (6) and a multi-circuit protection valve (9) with at least one magnetic valve (35) with an overflow valve (18) per circuit with limited reverse flow, a movable wall (20) separating an inlet chamber from a r...

The device has a pressure regulator with an outlet valve (8), an air dryer (4) and a multi-circuit protection valve with an overflow valve (23) per circuit with limited reverse flow and at least one magnetic valve (32) for arbitrary actuation of the overfl...