Air filter assembly

Details Air filter assembly Air filter assembly

1992-10-23

1994-05-17

Hart, Charles

Gas separation

With means securing or retaining separating media

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

55496, 55527, 55528, 55523, 95901, B01D 4610, B01D 5304

Patent

active

053124677

ABSTRACT:
A window air filtering assembly for repulsive filtering of pollen, dirt and small particulate matter. The air filtering assembly includes a frame assembly and a filtering medium disposed in the frame assembly. The filtering medium is formed from woven, smooth-surfaced microfilament strands having at least 16% of its surface area open.

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patent: 5004487 (1991-04-01), Kowalczyk
patent: 5037455 (1991-08-01), Scheineson et al.

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