| 摘要 |
PURPOSE:To effectively cool the interior of a generator with a simple construction by providing a branch oil passage from an oil passage for lubricating an engine into a generator. CONSTITUTION:A cooler 32 is provided to cool the interior of a generator 17. The cooler 32 has a branch oil passage 33 from an oil passage 16 into a generator 17. The passage 33 has a gap formed between a crankshaft 5 and a bush 31a, a communicating hole 3 formed at the crankshaft 5 and a keyway 22b of a rotary member 22. Lubricating oil supplied from an oil pump is injected through the passage 33 from the end of the crankshaft 5. |
