发明名称 |
Apparatus for imparting continuous motion to a mattress |
摘要 |
The apparatus includes an elastic layer for supporting a person. A plurality of rows of expandable and retractable tubes are embedded in the elastic layer. A source of compressed air and a control system are provided for sequentially injecting and releasing air into and from a first set of alternate tubes and then into and from a second set of alternate tubes for imparting continuous motion to the elastic layer.
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申请公布号 |
US2003014822(A1) |
申请公布日期 |
2003.01.23 |
申请号 |
US20020173793 |
申请日期 |
2002.06.18 |
申请人 |
ANDERSON BRENDA K.;BLACKWELL JAMES A. |
发明人 |
ANDERSON BRENDA K.;BLACKWELL JAMES A. |
分类号 |
A61G7/057;A61H1/00;A61H23/04;(IPC1-7):A47C27/10 |
主分类号 |
A61G7/057 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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