Control system of electrical thermostat and the system thereof
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United States of America Patent
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Feb 21, 2017
Grant Date -
Apr 17, 2014
app pub date -
Dec 28, 2012
filing date -
Oct 17, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A control method of an electrical thermostat that includes an operating heater heating wax so as to operate an operating valve that may be disposed to close a coolant passage according to an exemplary embodiment of may include detecting a coolant temperature of coolant circulating a coolant passage, determining whether the coolant temperature may be included in a predetermined heating temperature range, performing a coolant heating mode by supplying a predetermined level of power to the operating heater for a predetermined time, if the coolant temperature may be within the heating temperature range, and stopping the coolant heating mode in a condition that the operating valve may be closed.
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