Scent dispensing air register

Details Scent dispensing air register Scent dispensing air register

1991-07-22

1992-08-25

Joyce, Harold

Chemical apparatus and process disinfecting, deodorizing, preser

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

Including means adding material into environmental gas

454290, A61L 900

Patent

active

051417073

ABSTRACT:
An air distribution register which includes an odorant substance container positioned in a central area beneath the top surface of the register. The odorant container has holes in its bottom, ends and side surfaces for air circulation therethrough. A fragrance producing substance is placed into the container by opening a hinged cover. The application of the desired odor can thus be accomplished separately for each room in the air distribution system.

REFERENCES:
patent: 1091929 (1914-03-01), Hammesfahr
patent: 1183746 (1916-05-01), Lesh
patent: 2234021 (1941-03-01), Castrique
patent: 2778678 (1957-01-01), Shields et al.
patent: 3747742 (1974-03-01), Clark et al.
patent: 4338859 (1982-07-01), Claytor
patent: 4523870 (1985-06-01), Spector
patent: 4903584 (1990-02-01), Styles

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