Controls for electrically heated water boiling vessels
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United States of America Patent
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Jun 3, 1997
Grant Date -
N/A
app pub date -
Jan 21, 1995
filing date -
Mar 10, 1992
priority date (Note) -
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Abstract
Described is an electric immersion heating element for a water boiling vessel which has a single thermal sensor which protects the element against overheating by switching on and off dependant on dryness and water boiling conditions.
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