Air filtration apparatus and filter cartridge retaining means th

Details Air filtration apparatus and filter cartridge retaining means th Air filtration apparatus and filter cartridge retaining means th

1997-01-22

1998-05-05

Woo, Jay H.

Gas separation

With means securing or retaining separating media

Hinged or pivoted retainer or clamp on backing frame or in...

55480, 55481, B01D 4642

Patent

active

057467960

ABSTRACT:
A filter apparatus generally including a housing defining an air plenum having an inlet and at least one outlet, a filter member having an outlet, disposable within the air plenum in a preoperative position with the outlet thereof in registry with the housing outlet, means selectively operable when the filter member is in the preoperative position for displacing the filter member into an operative position with the filter member outlet communicating with the housing outlet and the filter member in sealing engagement with the housing about the housing outlet, and means for producing an airflow from the housing inlet and through the filter member and the housing outlet whereby airborne particles entrained in airflow drawn through the housing inlet are caused to be removed by the filter member.

REFERENCES:
patent: 2336765 (1943-12-01), Adams
patent: 4021212 (1977-05-01), Legler
patent: 4560396 (1985-12-01), O'Dell
patent: 4889452 (1989-12-01), Heyl

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