Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1983-10-25
1985-08-27
Envall, Jr., Roy N.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219394, 99443C, 432142, F27B 916, A21B 122, F27D 1100
Patent
active
045380503
ABSTRACT:
A baker's oven has an insulated casing arranged into two series of cylindrical compartments, coaxially one above the other, and separated by horizontal heat-insulating decks. A loading door is provided for each compartment, together with top and bottom heating elements. A vertical drive shaft passes coaxially through each series of compartments and a rotary support, for products to be baked, is mounted on the shaft in each compartment. In one or more of the compartments, a pair of vertically spaced rotary supports may be provided on the shaft and an intermediate heating element is provided below the upper of the two supports.
REFERENCES:
patent: 1384406 (1921-07-01), Reid
patent: 1433598 (1922-10-01), Bolling
patent: 1599556 (1926-09-01), Cook
patent: 1825059 (1931-09-01), Grothe
patent: 1957811 (1934-05-01), Stalle
patent: 2964609 (1960-12-01), Anoff
patent: 4238669 (1980-12-01), Huntley
patent: 4350873 (1982-09-01), Willett
Baker Perkins Exports Pty. Ltd.
Envall Jr. Roy N.
Walberg Teresa J.
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