Air filter system for clean room

Details Air filter system for clean room Air filter system for clean room

1984-12-17

1986-07-22

Hart, Charles

Gas separation

With means securing or retaining separating media

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

55502, 55508, 55DIG31, B01D 4644

Patent

active

046017372

ABSTRACT:
A filter media contained in a rectangular frame rests on and covers the opening of an overhead rectangular support frame, preferably constructed out of metal channel bars with a resilient seal between the filter frame and the support frame and a spring loaded clamp for adjustably and releasably holding the filter frame snugly against the support frame.

REFERENCES:
patent: 3280540 (1966-10-01), Soltis
patent: 3350862 (1967-11-01), Nutting
patent: 3360910 (1966-05-01), Soltis
patent: 3470679 (1969-10-01), Ramsey
patent: 3486311 (1967-12-01), Allan, Jr.
patent: 3740934 (1973-06-01), Shuler
patent: 4171211 (1979-10-01), Carter
patent: 4217121 (1980-08-01), Fichter
patent: 4422861 (1983-12-01), Dusza

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