Method for preventing condensation on vehicle windows
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United States of America Patent
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Nov 28, 2017
Grant Date -
Sep 24, 2015
app pub date -
Mar 24, 2014
filing date -
Mar 24, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Methods and systems are described for preventing condensation on a windshield and other windows of a parked vehicle. One method includes following the vehicle shut down, and when a temperature of a windshield is lower than ambient dew point, transferring heat from a powertrain of the vehicle to the windshield via a coolant if a powertrain temperature is higher than the windshield temperature, and transferring heat from ambient air to the windshield via the coolant if the powertrain temperature is lower than the windshield temperature, and ambient temperature is higher than the windshield temperature.
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