发明名称 |
Intake system for internal combustion engine |
摘要 |
Several embodiments of induction systems for an internal combustion engine wherein each cylinder is served by a pair of intake passages having significantly different lengths for tuning them for different engine running requirements. A throttle valve arrangement controls the flow through the intake passages and the selection of the appropriate length for a given running condition. Each intake passage is supplied with air from a respective plenum chamber and the plenum chambers are located at different locations within the engine compartment. In all embodiments, one plenum chamber is positioned adjacent the engine and in the embodiments, the other plenum chamber is positioned either at the end of the engine or at the opposite side. Both plenum chambers are supplied with filtered air from a common air cleaner.
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申请公布号 |
US4727829(A) |
申请公布日期 |
1988.03.01 |
申请号 |
US19860854151 |
申请日期 |
1986.04.21 |
申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
KONDO, TAKEO;YAMAZAKI, TETSUJI;SUGIYAMA, KEIICHI |
分类号 |
F02B27/02;F02B75/18;(IPC1-7):F02B27/02 |
主分类号 |
F02B27/02 |
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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