Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1997-07-11
2000-10-24
Walberg, Teresa
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
219436, 219543, 219544, F27D 1100
Patent
active
061370894
ABSTRACT:
A heating element comprises a thermally conductive substrate, an electrically insulating layer provided over the substrate, and a heating track deposited on the insulating layer. The heating element has a dished portion defining a concave face on one side of the element, the insulating layer and the heating track being provided on the concave face. The heating element is suitable for a range of liquid heating applications, including electric kettles.
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Pragt Johan
Wijnsema Ronald
Bartlett Ernestine C.
Robinson Daniel L.
U.S. Philips Corporation
Walberg Teresa
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