Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1979-01-29
1981-01-06
Tolin, Gerald P.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219432, 219436, 219463, H05B 368
Patent
active
042438730
ABSTRACT:
This invention pertains to an electrical heating device for heating ceramic food preparation and serving vessels and comprises a ceramic base compatible aesthetically with a set of such serving vessels and having a central opening in the top surface associated with an annular seat which receives and supports an electrical resistance heating unit, the unit being complementary in size and shape to the opening and seat and supported therein solely by gravity for ready removal to permit the base to be cleansed while the heating unit is removed therefrom.
REFERENCES:
patent: 1045320 (1912-11-01), Parkhurst
patent: 1533175 (1925-04-01), Fahrenwald
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patent: 2253927 (1941-08-01), Butler et al.
patent: 2978564 (1961-04-01), Blanding et al.
patent: 3395266 (1968-07-01), Price
patent: 3725641 (1973-04-01), Tilp
patent: 3876861 (1975-04-01), Wightman et al.
Just C. Hercus
Roskoski Bernard
Susquehanna Broadcasting Co.
Tolin Gerald P.
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