Domestic electric cooking oven

Details Domestic electric cooking oven Domestic electric cooking oven

1985-01-14

1985-08-13

Envall, Jr., Roy N.

Electric heating

Heating devices

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

126 21A, 219396, 219398, 219483, H05B 102, F24C 1532, A21B 122

Patent

active

045352267

ABSTRACT:
The oven includes a muffle 1 in which are mounted at least one upper heating element 11b, 11b, at least one lower heating element 14, an air circulating fan 4 provided in the rear wall 3 of the muffle 1, a heating element 6 placed in the current of air produced by the fan 4, a device 8 for ducting the air in such manner that the air blown by the fan is directed in roughly horizontal streams in the chamber defined by the muffle 1, and an electric switching device. The latter selectively connects the heating elements and the fan to a power supply. This switching device has a given position in which it is capable of connecting the heating element 6 associated with the fan in series with the upper heating element or elements 11a, 11b while connecting the fan 4 and the lower heating element 14 to the supply.

REFERENCES:
patent: 2221595 (1940-11-01), Lockwood
patent: 2259315 (1941-10-01), Lockwood
patent: 2611790 (1952-09-01), Koch
patent: 2778914 (1957-01-01), Vallorani
patent: 2828404 (1958-03-01), Long
patent: 3678245 (1972-07-01), Ackermann

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