Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1979-09-28
1981-07-21
Rubinson, Gene Z.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
126 39J, 219548, 219530, 165185, H05B 368
Patent
active
042800447
ABSTRACT:
A heat absorbing and reflecting disc-shaped device having a flat top and a convex bottom and an irregular radially inward-extending cut-out and a plurality of randomly spaced throughbores, said disc being removably mounted on an electric range between the electric coil and reflector pan and resting on the latter. The device is preferably formed from a predetermined mixture of sand clay, water and sodium silicate and may be glazed, if desired. An irregular generally diamond-shaped central opening, preferably, is provided.
REFERENCES:
patent: 904311 (1908-11-01), Crossan
patent: 1797102 (1937-03-01), Rossi
patent: 2696654 (1950-02-01), Alsdorf
patent: 3067811 (1962-12-01), Webster
patent: 3941117 (1976-03-01), Pei et al.
Jacobs Mark C.
Roskoski Bernard
Rubinson Gene Z.
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