Exhaust device for kitchen hood, air purifier and the like, and

Details Exhaust device for kitchen hood, air purifier and the like, and Exhaust device for kitchen hood, air purifier and the like, and

1989-07-07

1990-06-26

Dority, Carroll B.

Stoves and furnaces

Stove hoods

416187, 416178, F24C 1520

Patent

active

049362887

ABSTRACT:
This invention relates to an exhaust device for a kitchen hood, air purif and the like. It consists of a rigid flat disk (1), of a material impermeable to the gas flow, driven in rotation around its central axis by a drive means, said disk comprising on its front face turned toward the gas flow to be exhausted a plurality of projecting elements (2,3;2a,3a;2b,3b) arranged to form ducts (14) directing the exhausted gas flow in the direction of the periphery of said disk.

REFERENCES:
patent: 985152 (1911-02-01), Fieroe
patent: 1633609 (1927-06-01), Schmidt
patent: 2138814 (1938-12-01), Bressler
patent: 4089328 (1978-05-01), Bergmark et al.
Patent Abstracts of Japan, vol. 6, No. 86 (M-131) (964), May 25, 1982.
Soviet Inventions Illustrated, section P/O. semaine 84/21, 4 Jul. 1984.

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