发明名称 |
Natural vacuum leak detection device using diaphragm-seal mechanism |
摘要 |
A system and method are provided for detecting a leak in an automotive fuel system. The functions of vacuum sensing, vacuum relief (high vacuum relief level) and pressure relief (high pressure relief level) are all performed by a single self-actuated diaphragm-seal valve mechanism.
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申请公布号 |
US2009133672(A1) |
申请公布日期 |
2009.05.28 |
申请号 |
US20080150991 |
申请日期 |
2008.05.02 |
申请人 |
CONTINENTAL AUTOMOTIVE CANADA INC. |
发明人 |
CRISAN ADRIAN |
分类号 |
G01M3/34;F02M33/02;F16K17/22 |
主分类号 |
G01M3/34 |
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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