Secondary air filter assembly

Details Secondary air filter assembly Secondary air filter assembly

1990-03-05

1991-02-26

Nozick, Bernard

Gas separation

With inflow gas control or distribution

Multiple inlets

55484, 55497, 55510, 123198E, 123573, B01D 5100

Patent

active

049958917

ABSTRACT:
A crankcase filter assembly for filtering air in a crankcase ventilation system. The crankcase filter assembly (71) includes a crankcase filter housing disposed in an air cleaner assembly. The crankcase filter housing defines an opening in fluid communication with the air cleaner assembly and includes a first air inlet or drain hole spaced from opening and an air outlet in fluid communication with an engine crankcase. A filter cartridge supports first and second filters within the crankcase filter housing in respective first and second filter positions establishing a filter spacing therebetween. The filter cartridge interconnects the first and second filters for allowing their insertion and removable from the crankcase filter housing as a single unitary cartridge structure while maintaining the filter spacing between the first and second filters.

REFERENCES:
patent: 1573656 (1926-02-01), Terhune
patent: 3277876 (1966-10-01), Abts
patent: 4236901 (1980-12-01), Kato et al.
patent: 4861359 (1989-08-01), Tettman

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