Valve rod for guide seal cover with annular groove |
Title： |
| Valve rod for guide seal cover with annular groove |
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Application Number： |
200610114529 |
Application Date： |
2006/11/14 |
Announcement Date： |
2007/05/16 |
Pub. Date： |
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Publication Number： |
1963179 |
Announcement Number： |
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Grant Date： |
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Granted Pub. Date： |
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ApplicationType： |
Invention |
State/Country： |
11[China|beijing] |
IPC： |
F02M 61/16 |
Applicant(s)： |
Tsinghua University |
Inventor(s)： |
Zhou Ming, Mou Xueli, Li Liguo, Liu Zhigang, Zhang Ke |
Key Words： |
guide seal cover, annular groove, valve rod |
Abstract： |
The valve handle with guide sealing surface and ring grooves belongs to engine components. N ring grooves are set at the guide sealing surface of the valve handle. Compared with existing technology, it can dramatically reduce fuel leakage rate and side force of the small valve handle; ensure flexible movement of the valve handle to prevent stoppage of the valve handle with the same fitting gap and sealing pressure. |
Claim： |
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Priority： |
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PCT： |
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LegalStatus： |
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