| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a secured necessary amount of a lubricant oil in an apparatus without increasing a cycle oil rate. Ž<P>SOLUTION: A second oil pathway 144 for guiding a lubricant oil accumulated at the internal bottom of a motor housing 121 constituting a part of a fluid pathway and the outer shell of a motor generator 120 to an oil reservoir 101 is provided. By this, the lubricant oil accumulated at the internal bottom of the motor housing 121 by being separated from the refrigerant is supplied from the second oil pathway 144 provided by passing through a part of a pump housing 131 from the internal bottom of the motor housing 121 to the oil reservoir 101 without passing through an oil separation chamber 111d directly to be used for an oil cycle, whereby the lubricant oil mixed in an operation fluid can be used without wasting thereof. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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