Air-filter and carbon-bed element for an air cleaner assembly

摘要: A ring of activated carbon particles for adsorbing and desorbing hydrocarbon vapors rising from a fuel reservoir in carburetor an internal combustion engine. The has elevated portion above base portion. Both portions extend between air inlet side outlet top bottom surfaces securing sealing the across path through cleaner. passages that conduct normal operation engine to side. Hydrocarbon adjacent are adsorbed by before level passages. With running, previously desorbed flowing cleaner into carburetor.