Method of determining the traction of motor vehicle wheels
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United States of America Patent
Stats
-
Jan 6, 1998
Grant Date -
N/A
app pub date -
Feb 24, 1997
filing date -
Mar 2, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a method of determining the traction of motor vehicle wheels on wet pavements, a surge force generated by a water film on the pavement in front of at least one of the vehicle wheels is measured and from the measured surge force value and the instantaneous vehicle speed a critical speed at which the vehicle wheel will aqua-plane is determined and this critical speed is displayed to the driver or it is used to control a vehicle drive unit to keep the vehicle speed below the critical speed.
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