Air freshener

Details Air freshener Air freshener

1986-05-12

1987-06-30

Joyce, Harold

Chemical apparatus and process disinfecting, deodorizing, preser

For deodorizing of, or chemical purification of, or...

Including means adding material into environmental gas

126113, A61L 912, F24F 312

Patent

active

046769544

ABSTRACT:
A forced air furnace air freshener attached to a cold air return duct thereof. A pair of vertically spaced openings are provided in a wall of the duct. A basket has its lid mounted on the outside of such wall, which lid carries a scent block. The hinged main portion of the gasket is normally closed so that air flowing through the cold air duct is by-passed through said openings and is scented by said scent block.

REFERENCES:
patent: 3136829 (1964-06-01), Skerritt
patent: 3209744 (1965-10-01), Ayres et al.
patent: 3355155 (1967-11-01), Heltzen et al.
patent: 3366775 (1968-01-01), Mycue
patent: 3491746 (1970-01-01), Swimmer et al.
patent: 3930797 (1976-01-01), Gertz
patent: 4067692 (1978-01-01), Farris

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