Ceiling mounted forced circulation electric air heater

Details Ceiling mounted forced circulation electric air heater Ceiling mounted forced circulation electric air heater

1976-11-08

1979-03-27

Bartis, A.

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

165125, 219342, 219370, H05B 300, F24H 302, F24H 900

Patent

active

041467760

ABSTRACT:
A ceiling mounted forced circulation electric air heater has a housing comprising upper and lower housing members fastenable together at a plurality of tangentially abutting, convex dome-like bosses integrally formed on the housing members. The housing supports a fan and an electric heating element. The housing members define therebetween a circumferentially extending air flow passage providing wide distribution of the air directed through the housing by the fan and heated by the heating element. The bosses provide secure, permanently aligned mating points for the housing members. The housing includes a cover securable to the lower housing member.

REFERENCES:
patent: 1750094 (1930-03-01), Emmrich
patent: 1828809 (1931-10-01), Landis
patent: 1979883 (1934-11-01), Hynes
patent: 2221703 (1940-11-01), Falco
patent: 2765393 (1956-10-01), Theisen
patent: 2966573 (1960-12-01), Hansen
patent: 3223828 (1965-12-01), Mast
patent: 3831000 (1974-08-01), Waters et al.
patent: 3955065 (1976-05-01), Chambom

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