发明名称 |
OXYGEN ENRICHMENT DEVICE FOR VENTILATOR |
摘要 |
An enrichment device for mixing ambient air with a gas such as oxygen has a rigid outer housing defining a reservoir. The housing has an outlet port for attachment to a cyclic low pressure source, an ambient air inlet, and a second inlet for connection to a supply of pressurized gas. The reservoir has a plurality of internal walls defining a passageway having a plurality of turns defining a tortuous path for gas flow between the ambient air inlet and the outlet port, and the second inlet communicates with the passageway at a location at or close to the outlet port.
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申请公布号 |
US2012060841(A1) |
申请公布日期 |
2012.03.15 |
申请号 |
US20100883021 |
申请日期 |
2010.09.15 |
申请人 |
CRAWFORD, JR. RICHARD WILLIAM;PLATT CLAYTON ROY;NEWPORT MEDICAL INSTRUMENTS, INC. |
发明人 |
CRAWFORD, JR. RICHARD WILLIAM;PLATT CLAYTON ROY |
分类号 |
A61M16/12 |
主分类号 |
A61M16/12 |
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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