发明名称 OUTBOARD MOTOR
摘要 An outboard motor includes an engine and an exhaust pipe. The engine has a crank case, a cylinder body, and a cylinder head aligned along the front-rear direction of the outboard motor, and arranged to support a crankshaft so as to extend along an up-down direction. The exhaust pipe is arranged to lead an exhaust gas of the engine to a main exhaust passage positioned below the engine. The cylinder head has an exhaust gas outlet opened in the side portion on one side of the cylinder head in the left-right direction of the outboard motor. The exhaust pipe has a bypass exhaust pipe which, in a plan view, extends from the exhaust gas outlet, bypasses the engine along the crank case, and reaches the other side in the left-right direction of the engine.
申请公布号 US2010003873(A1) 申请公布日期 2010.01.07
申请号 US20090494588 申请日期 2009.06.30
申请人 YAMAHA HATSUDOKI KABUSHIKI KAISHA 发明人 KONAKAWA TSUGUNORI;TAKAHASHI YUSUKE
分类号 B63H20/24;F01N3/10 主分类号 B63H20/24
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