| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress the vibration of a bolt for the successful maintaintenance of the sealability in a seal member, in a lubricating device for a crankshaft end refueling type using the bolt having an oil supply passage. Ž<P>SOLUTION: The fastening bolt 56 is fastened to the shaft end of a crankshaft 15 on a side where a generator 30 is arranged, the crankshaft having one end provided with at least a cam chain drive unit 86 and the other end provided with the generator 30. The seal member 61 fluid-tightly retaining an oil sump 60 formed inside a generator cover 31 is provided between the generator cover 31 of the generator 30 and the fastening bolt 56. The fastening bolt 56 is formed with the oil supply passage 59 allowing the oil sump 60 to communicate with an oil passage 62 formed inside the crankshaft 15. Thereby, the vibration of the fastening bolt 56 can be suppressed to successfully maintain the sealability of the seal member 61. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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