WINDOW GLASS HEATING DEVICE
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United States of America Patent
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app pub date -
Jun 14, 2017
filing date -
Jun 17, 2016
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Abstract
A window glass heating device includes: a battery mounted in a vehicle; a power supply source configured to supply electric power to the battery; a heating wire configured to generate heat upon reception of electric power, the heating wire being disposed to heat a particular part of a window glass of the vehicle; and a control unit configured to control a supply state of electric power supplied to the heating wire. The control unit is configured to: set the supply state to a first state, when the power supply source supplies electric power to the battery; and set the supply state to a second state, when the power supply source does not supply electric power to the battery, the second state being smaller in an amount of electric power supplied to the heating wire than the first state.
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