发明名称 |
Engine and saddle type vehicle |
摘要 |
<p>An engine includes a piston and a casing including a cylinder. The cylinder houses the piston. The cylinder and the piston forms a combustion chamber. The casing has as intake port, a plurality of exhaust ports, a spark plug hole, a drainage hole, and a water jacket. The spark plug hole extends to the combustion chamber. A spark plug is housed in the spark plug hole. The drainage hole extends from the spark plug hole. The water jacket includes a central passage and an inter-port passage. The central passage is near the spark plug hole. The inter-port passage extends to the central passage. The inter-port passage is formed between the plurality of exhaust ports. The inter-port passage is located between the drainage hole and the cylinder in a central axis direction of the spark plug hole.</p> |
申请公布号 |
EP2826975(A1) |
申请公布日期 |
2015.01.21 |
申请号 |
EP20140169186 |
申请日期 |
2014.05.21 |
申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
HOSOKAWA, TADAKATSU;MAEDA, KAZUYUKI |
分类号 |
F01P3/14;F01P3/16;F02F1/40 |
主分类号 |
F01P3/14 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|