发明名称 |
Pressure responsive diaphragm valve |
摘要 |
A pressure responsive diaphragm valve, particularly suitable for a respiration responsive valve for a respirator mask. The whole of the valve assembly body is constituted by the mutually laminated layer members and assembled by simply tightening the layer members together. All of the layer members can be made by molding, without machining.
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申请公布号 |
US4892094(A) |
申请公布日期 |
1990.01.09 |
申请号 |
US19880273350 |
申请日期 |
1988.11.18 |
申请人 |
SHIGEMATSU WORKS CO., LTD. |
发明人 |
SHIGEMATSU, NOBUO |
分类号 |
A61M16/20;A62B9/02;A62B18/10 |
主分类号 |
A61M16/20 |
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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