| 发明名称 |
DOPPEL ENTENSCHNABEL-VENTILANORDNUNG |
| 摘要 |
<p>The duckbill valve assembly includes at least two duckbill valve members and a flexible, flat flange member which joins the two duckbill valve members together. The flange connects the duckbill valve members together at their respective bases, thereby maintaining the two duckbill valve members in a particular orientation and arrangement relative to each other.</p> |
| 申请公布号 |
DE602004025984(D1) |
申请公布日期 |
2010.04.22 |
| 申请号 |
DE20046025984T |
申请日期 |
2004.12.09 |
| 申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
BLACK, CRAIG |
| 分类号 |
A61C17/22;A46B11/00;A46B11/06;A61C1/00;A61C17/02;F16K15/14 |
主分类号 |
A61C17/22 |
| 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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