Leveling system for a vehicle air suspension
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United States of America Patent
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May 17, 2011
Grant Date -
Mar 4, 2010
app pub date -
Dec 21, 2006
filing date -
Dec 21, 2006
priority date (Note) -
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Abstract
A system for maintaining a vehicle front end air spring suspension level, for a vehicle having a designed load imbalance, includes a height control valve mounted on the higher load side of the vehicle and controlling compressed air to the air springs of the vehicle suspension. A pressure reduction valve is interposed in a conduit feeding the air spring on the lower loaded side, the pressure reduction valve being set to reduce the pressure of air delivered to the second air spring.
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