Air suspension load shift system
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United States of America Patent
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May 24, 2016
Grant Date -
Sep 17, 2015
app pub date -
Mar 13, 2014
filing date -
Mar 13, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A method for shifting tandem axle loads on a vehicle including an air suspension circuit having a three way valve, a first air spring connected between a drive axle of a tandem and a vehicle frame and a second air spring connected between a tag axle of the tandem and the vehicle frame. A diameter of the first air spring is larger than a diameter of the second air spring. The system also has an air supply, a first fluid line connected between a port one of the three way valve and the first air spring and a second fluid line connected between a port three of the three way valve and the second air spring.
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