| 摘要 |
<P>PROBLEM TO BE SOLVED: To define an air discharge channel extended from an engine to a lower part, a cooling water supply channel and a water discharge channel without increasing the number of components and the man-hour for assembling, and to reduce a weight and to miniaturize an outboard motor without impairing the rigidity of the entire outboard motor. <P>SOLUTION: The air discharge channel 41 vertically penetrated through an oil pan 14 is molded integrally with the oil pan 14, an joint seating surface 86 adhered to an upper face of a drive shaft housing 15 is formed on a bottom part of the oil pan 14, and the drive shaft housing 15 is fixed to a lower part of the oil pan 14. <P>COPYRIGHT: (C)2004,JPO |
