Portable air purge

Details Portable air purge Portable air purge

1976-10-26

1978-10-24

Lutter, Frank W.

Gas separation

With separating media bypass or system gas pressure relief

Valved bypass means

55357, 55411, 55472, 55485, 55503, 55509, 55518, B01D 5000

Patent

active

041219163

ABSTRACT:
The present invention provides a portable, motor driven air purifying instrument for purging impurities from the atmosphere about the user, i.e., from a more or less localized or confined body of air such as that in a room or in an automobile. It is designed to be used as a personal adjunct for purifying the atmosphere or body of air about a person with whom it is associated. It is designed for use indoors, i.e., in an enclosed or limited space.

REFERENCES:
patent: 1786756 (1930-12-01), Juelson
patent: 2010424 (1935-08-01), Wilson et al.
patent: 2087688 (1937-07-01), Johnson
patent: 2478054 (1949-08-01), Ray et al.
patent: 2577606 (1951-12-01), Conley
patent: 3018841 (1962-01-01), Gerlich
patent: 3189418 (1965-06-01), Gary
patent: 3381774 (1968-05-01), Stade et al.
patent: 3672126 (1972-06-01), Goettle
patent: 3804942 (1974-08-01), Kato et al.
patent: 3936284 (1976-02-01), Mason
patent: 3966442 (1976-06-01), Waters

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