Air Suspension System Having A Variable Spring Rate
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United States of America Patent
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Issued Date -
Apr 25, 2013
app pub date -
Apr 19, 2012
filing date -
Apr 21, 2011
priority date (Note) -
Abandoned
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Abstract
An air suspension system for a vehicle having a variable spring rate is provided. The air suspension system includes a first rigid vehicle member, a second rigid vehicle member having a cavity formed therein, a resilient reservoir, and a valve. The resilient reservoir is coupled at opposing ends to the first rigid vehicle member and the second rigid vehicle member. The valve is in fluid communication with an interior of the resilient reservoir and the cavity of the second rigid vehicle member to form an air spring having a first spring volume and a second spring volume.
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