INTEGRAL VAPOR STORAGE AND VENT VALVE ASSEMBLY FOR USE WITH A SMALL ENGINE FUEL TANK AND VAPOR EMISSION SYSTEM EMPLOYING SAME

摘要

A combination vapor vent/rollover valve and surrounding storage canister are disposed in a common housing for positioning inside a small engine fuel tank. In one embodiment described, the canister surrounds the vapor vent/rollover valve which may include a gravity pressure relief valve and a vacuum relief valve. In another embodiment a pressure relief valve and adjacent storage canister are disposed in a common housing for positioning inside a small engine fuel tank.