Exhaust hood with adjustable air injection nozzle

Details Exhaust hood with adjustable air injection nozzle Exhaust hood with adjustable air injection nozzle

1977-02-16

1978-10-03

Capossela, Ronald C.

Stoves and furnaces

Stove hoods

55DIG36, 98 40N, 239511, F21C 1508, F23J 1100

Patent

active

041178335

ABSTRACT:
An exhaust hood for kitchens, spray booths, etc., is provided with an air intake plenum having a nozzle spout which is adjustable to inject air from the plenum into the hood on selectively different injection paths. The nozzle spout desirably has an adjustable lip which is perforated. The spout turns on a bearing for adjustment purposes and there are flexible seals between the plenum and the nozzle spout.

REFERENCES:
patent: 2057494 (1936-10-01), Leigh
patent: 3366363 (1968-01-01), Hogan et al.
patent: 3457850 (1969-07-01), Sweet et al.
patent: 3664255 (1972-05-01), Kuechler

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