SEAT ADJUSTING DEVICE AND METHOD OF PROVIDING SEAT ADJUSTMENT
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United States of America Patent
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Issued Date -
Aug 21, 2014
app pub date -
Feb 17, 2014
filing date -
Feb 20, 2013
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Abstract
A seat adjusting device comprises a plurality of inflatable chambers and a valve module. The plurality of inflatable chambers includes a first inflatable chamber and a second inflatable chamber. The valve module comprises a control valve which is a 4/4-way valve having four ports and four positions. A first port of the control valve is in communication with the first inflatable chamber and a second port of the control valve is in communication with the second inflatable chamber.
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