Electric resistance heating devices – Heating devices – Tank or container type liquid heater
Reexamination Certificate
2007-08-14
2007-08-14
Campbell, Thor S. (Department: 3742)
Electric resistance heating devices
Heating devices
Tank or container type liquid heater
C392S498000, C219S441000
Reexamination Certificate
active
10569850
ABSTRACT:
The invention relates to a device for heating liquids, comprising: a liquid container, at least one electrical heating element connected to the liquid container for heating liquid received in the liquid container, at least one boiling sensor connected to, the inner side of the liquid container for detecting a boiling temperature in a part of the liquid container located above the liquid, at least one overheating sensor thermally connected to the heating element, and an electrical circuit in which the heating element, the boiling sensor and the overheating sensor are received such that a power supply to the heating element can be interrupted by the boiling sensor and the overheating sensor.
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Campbell Thor S.
Ferro Techniek Holding B.V.
The Webb Law Firm
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