发明名称 |
Hand-held apparatus and method |
摘要 |
There is disclosed a gas sampling apparatus adapted for use in a hand-held gas sensing device having at least one gas sensor, the apparatus comprising: a gas inlet; a gas conductor for conducting gas from the gas inlet to the sensor or sensors; a gas outlet; a gas conductor for conducting gas from the sensor or sensors to the gas outlet; and a vacuum containment enclosing an inner region having a pressure below atmospheric pressure and adapted for connection to the gas outlet so that a flow of gas is developed from the gas inlet to the vacuum containment.
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申请公布号 |
US2003019306(A1) |
申请公布日期 |
2003.01.30 |
申请号 |
US20020217801 |
申请日期 |
2002.08.12 |
申请人 |
OSMETECH PLC, A BRITISH COMPANY |
发明人 |
PAYNE PETER ALFRED |
分类号 |
G01N33/00;(IPC1-7):G01N1/10 |
主分类号 |
G01N33/00 |
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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