发明名称 |
Water propulsion unit having a V shaped multi-cylinder crankcase scavenging engine |
摘要 |
A watercraft is propelled by an outboard motor having a water propulsion device powered by a multi-cylinder engine of a crankcase compression type, the engine positioned within a cowling of the motor. The engine has a very compact V type arrangement. The intake system for admitting the charge to the crankcase chambers and the exhaust manifold are positioned around the outside of the engine opposite its valley. A compressor delivery to the cylinder head intake ports is positioned within the valley. The engine includes at least one crankshaft which drives a drive shaft of the water propulsion device of the motor.
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申请公布号 |
US5873332(A) |
申请公布日期 |
1999.02.23 |
申请号 |
US19970871351 |
申请日期 |
1997.06.09 |
申请人 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA |
发明人 |
TAUE, JUN;YAMADA, MASAICHI |
分类号 |
F02B33/24;F02B61/04;F02B67/00;F02B75/02;F02B75/18;F02B75/22;(IPC1-7):F02B75/02 |
主分类号 |
F02B33/24 |
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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