ADJUSTABLE SPRING SYSTEM AND METHOD OF ADJUSTING SPRING RATE
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United States of America Patent
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Issued Date -
Jul 11, 2013
app pub date -
Jan 10, 2012
filing date -
Jan 10, 2012
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Abandoned
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Abstract
An adjustable spring system includes an adjustment member adjustable relative to a coil spring to provide a desired number of unsupported coils. A method of adjusting the spring rate of the spring includes detecting a condition, and driving the adjustment member with an actuator in response to the detected condition. An effective length of the spring is changed with the adjustment member.
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