B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
183/93
B01D 46/24 (2006.01)
Patent
CA 1166973
SUPPLEMENTAL AIR FILTER FOR INTERNAL COMBUSTION ENGINES Abstract of the Disclosure A supplemental air filter for internal combustion engines comprises a porous foam filter element posi- tioned across an air inlet opening to an air filter housing for the engine. The supplemental filter is used in conjunction with a conventional air filter element in the housing, is substantially self cleaning and provides improved filtering of air along with enhanced distribution of intake air around and a greatly extended life of the conventional filter element.
409549
Gaylord James K.
Macrae & Co.
LandOfFree
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