发明名称 |
Oscillating displacement vacuum pump |
摘要 |
<p>The oscillating positive displacement vacuum pump (1) has a drive chamber (8), which is sealed automatically for surrounding atmosphere extensively, such that a pressure sensor (9) is arranged at the drive chamber. The pressure is measured in the drive chamber. A control signal or switch-off signal is generated by the pressure sensor, while measuring a low pressure in the drive chamber corresponding to a warning signal from an evaluating circuit (10).</p> |
申请公布号 |
EP2163763(B2) |
申请公布日期 |
2014.08.06 |
申请号 |
EP20090009702 |
申请日期 |
2009.07.28 |
申请人 |
VACUUBRAND GMBH + CO KG |
发明人 |
DIRSCHERL, JÜRGEN, DR.;GITMANS, FRANK, DR. |
分类号 |
F04B49/02;F04B37/14 |
主分类号 |
F04B49/02 |
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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