| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a routing and fixing method of treatment pipe and a technique with which sealing property of a crankcase penetration part is improved. <P>SOLUTION: A fuel gas treatment device 160 for engine stores vaporizing fuel generated in a fuel tank in engine oil in a crankcase 50 and guides the vaporizing fuel into a suction pipe on operation to treat the vaporizing fuel, wherein a gas-intake path 150 for guiding the vaporizing fuel from a fuel tank to the engine oil in the crankcase 50 is formed on a joint surface 140 between the crankcase 50 and a crankcase cover 132 arranged on the lateral side of the crankcase 50 and a connection part 146 which constitutes an inlet of the gas intake path 150 and causes a pipe 162 extended from the fuel tank 21 to be connected thereto is disposed on the crankcase cover 132. <P>COPYRIGHT: (C)2013,JPO&INPIT |
