Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Reexamination Certificate
2005-08-16
2005-08-16
Fuqua, Shawntina (Department: 3742)
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
C219S446100, C219S518000, C219S506000, C219S448110, C219S448120, C219S448130
Reexamination Certificate
active
06930287
ABSTRACT:
A cooking hob with random positioning of pans or the like, comprising a plurality of electrical heating elements disposed within a cooking area and individually powered under the control of a control circuit, the heating elements also being used as position sensors for the pan or pans placed on the cooking area, in which a user interface is present, provided with a touch screen reproducing the cooking area and on which, for each pan placed on the cooking area, there is displayed an activatable region substantially representative of the position of the pan on the cooking area, this position being obtained from data provided by the electrical heating elements in their function as position sensors.
REFERENCES:
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patent: 5136277 (1992-08-01), Civanelli et al.
patent: 5149944 (1992-09-01), Shimomura
patent: 5658478 (1997-08-01), Roeschel et al.
patent: 5893996 (1999-04-01), Gross et al.
patent: 5900174 (1999-05-01), Scott
patent: 6259069 (2001-07-01), Schotten et al.
Gerola Davide
Pastore Cristiano
Colligan John F.
Fuqua Shawntina
Krefman Stephen
Rice Robert O.
Whirlpool Corporation
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