System and method for prevention of windshield fogging in a motor vehicle
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United States of America Patent
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-
Oct 26, 1999
Grant Date -
N/A
app pub date -
Feb 27, 1998
filing date -
Feb 27, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and system for controlling a heating, ventilation and air-conditioning (HVAC) system of a vehicle to prevent fogging of a windshield of the automotive vehicle is provided. The method and system include determination of whether the vehicle has been recently turned 'on' and preventing the HVAC system from directing air flow toward the windshield for a first predetermined time period after it has been determined that the vehicle has recently been turned 'on'.
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