Air ventilation and filtration apparatus

Details Air ventilation and filtration apparatus Air ventilation and filtration apparatus

1985-05-16

1986-05-20

King, Lloyd L.

Heat exchange

Structural installation

Related to wall, floor or ceiling structure of a chamber

55385R, 98 315, 98 316, 98 346, 165 4, F24H 302

Patent

active

045894760

ABSTRACT:
Apparatus for exchanging air within an enclosure with outside air while subjecting air within the enclosure to gas filtration and/or electronic air cleaning. The apparatus includes a two-position valve to provide an intake cycle and an exhaust cycle; during both cycles the air treatment means is operative on air within the enclosure.

REFERENCES:
patent: 1749763 (1930-03-01), Fleisher
patent: 4048811 (1977-09-01), Ito et al.
patent: 4049404 (1977-09-01), Johnson
patent: 4350085 (1982-09-01), Lis

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