Method and device for filling and emptying a seat cushion
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United States of America Patent
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Feb 16, 2016
Grant Date -
Feb 5, 2015
app pub date -
Jun 5, 2013
filing date -
Jun 5, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a method and to a corresponding device for filling at least one seat cushion of a seat with, and emptying same of, a fluid, in which, during a filling or emptying operation, depending on a switching state of an actuating member designed for filling or emptying the at least one seat cushion, a first pressure value determined upstream of a throttle point through which the fluid flows, and a second pressure value determined downstream of the throttle point, are detected, and, depending on the first pressure value and the second pressure value, an estimated value of a mass of fluid supplied to or removed from the at least one seat cushion is determined.
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Family
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