| 发明名称 |
VALVE |
| 摘要 |
<p>A duckbill-umbrella valve capable of resisting undesired flow is provided by a cylindrical elongated member defining a passageway and including converging flexible lips which are strengthened by a radially outward portion of the cylindrical elongated member surrounding the flexible lips.</p> |
| 申请公布号 |
CA1021664(A) |
申请公布日期 |
1977.11.29 |
| 申请号 |
CA19750236883 |
申请日期 |
1975.10.02 |
| 申请人 |
BAXTER TRAVENOL LABORATORIES, INC. |
发明人 |
MITTLEMAN, HERBERT |
| 分类号 |
F16K17/194;A61M39/24;F16K15/14;F16K17/19 |
主分类号 |
F16K17/194 |
| 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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