BLEED EMISSION REDUCING STRUCTURE FOR A VEHICLE CANISTER, FOR PREVENTING THE SPIT BACK PHENOMENON DURING OILING

摘要

PURPOSE: A bleed emission reducing structure for a vehicle canister is provided to efficiently reduce the bleed emission through a spring type cylindrical structure whose length is increased and section area is reduced.;CONSTITUTION: A bleed emission reducing structure for a vehicle canister comprises a spring type cylindrical structure(14). One end of the spring type cylindrical structure is connected to an air gap inlet(12) and the other end is connected to an air gap outlet(13). An air gap(11) is arranged at an air outlet of a canister. A check valve(16) is installed at the front end of the spring type cylindrical structure. The check valve is supported by a spring(15) to open/close the air gap inlet.;COPYRIGHT KIPO 2010