Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1976-10-28
1977-10-04
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
165171, 219439, 219457, 219530, 219535, F27D 1102
Patent
active
040525902
ABSTRACT:
The underside of the bottom wall of an electric cooker contains a sheathed electric heater element intermittently staked and keyed to the sides and base of a receiving channel to control and confine growth and resist twisting movement of the element therein during heating.
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Anderl Richard F.
Tienor Lawrence J.
Mayewsky Volodymyr Y.
National Presto Industries, Inc.
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