3.
    发明专利
    未知

    公开(公告)号:DE69728393T2

    公开(公告)日:2004-12-23

    申请号:DE69728393

    申请日:1997-05-27

    Abstract: A cushion system for supporting a body such as a seated person at risk of developing pressure sores. An array of one or more foam members is biased such that each foam member exhibits a substantially constant force per unit area when supporting the body. The bias may be passive, by choice of foam characteristics, and additionally, may be applied actively by providing a gas to the foam and controlling the pressure of the gas in response to the pressure conditions at the interface with the supported body.

    4.
    发明专利
    未知

    公开(公告)号:DE69728393D1

    公开(公告)日:2004-05-06

    申请号:DE69728393

    申请日:1997-05-27

    Abstract: A cushion system for supporting a body such as a seated person at risk of developing pressure sores. An array of one or more foam members is biased such that each foam member exhibits a substantially constant force per unit area when supporting the body. The bias may be passive, by choice of foam characteristics, and additionally, may be applied actively by providing a gas to the foam and controlling the pressure of the gas in response to the pressure conditions at the interface with the supported body.

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