发明名称 |
CLOSED-CIRCUIT POSITIVE PRESSURE BREATHING APPARATUS WITH PNEUMATICALLY OPERATED STORAGE CHAMBER |
摘要 |
There is disclosed a self-contained breathing apparatus of the positive pressure type wherein there is provided a pneumatic servo mechanism responsive to a pressure sensor to drive a breathing storage chamber by expansion of an oxygen containing gas from a storage tank therefor.
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申请公布号 |
CA2011955(A1) |
申请公布日期 |
1991.09.12 |
申请号 |
CA19902011955 |
申请日期 |
1990.03.12 |
申请人 |
CAIRNS & BROTHER INC. |
发明人 |
GRAY, ROBERT E. |
分类号 |
A61M16/00;(IPC1-7):A61M16/00 |
主分类号 |
A61M16/00 |
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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