发明名称 |
Intake system for multiple intake valve type engines |
摘要 |
Several embodiments of induction systems for internal combustion engines that improve maximum power and also provide good running at low and medium speeds with a good torque curve throughout the engine speed range. Each embodiment includes a pair of intake passages that serve each chamber of the engine through a respective pair of intake valves. The intake passages are each tuned to serve a different running condition of the engine.
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申请公布号 |
US4726337(A) |
申请公布日期 |
1988.02.23 |
申请号 |
US19870024890 |
申请日期 |
1987.03.10 |
申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
YOSHIDA, TAKUMORI |
分类号 |
F02M35/108;F02B27/02;F02F1/42;(IPC1-7):F02B31/00 |
主分类号 |
F02M35/108 |
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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