Exterior central air filtering system

Details Exterior central air filtering system Exterior central air filtering system

1992-04-15

1992-10-20

Hart, Charles

Gas separation

With means securing or retaining separating media

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

55495, 55501, 55496, 55511, 55DIG31, B01D 4610

Patent

active

051566621

ABSTRACT:
An exterior filter system (10) for the housing (101) of a conventional A/C system (100); wherein, the filter system (10) comprises an elongated rectangular filter member (20) releasably secured and suspended by strap members (30) around the sidewalls (102) of the A/C housing (101) to prevent dirt and debris from passing through the intake vents (103) of the A/C system.

REFERENCES:
patent: 3408438 (1968-10-01), Staunton
patent: 4193780 (1980-03-01), Cotton, Jr. et al.
patent: 4322232 (1982-03-01), Beane
patent: 4449993 (1984-05-01), Bergeron
patent: 4746339 (1988-05-01), Millard
patent: 4749390 (1988-06-01), Burnett et al.
patent: 4889543 (1989-12-01), Burt
patent: 5102436 (1972-04-01), Grabowski

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