| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a scroll compressor in which rigidity of a drive shaft and an oil supply amount of main and sub bearings are secured and besides, oil loss amount is reduced. <P>SOLUTION: There is provided the scroll compressor which has a compression chamber formed from an orbiting scroll and a fixed scroll, and which compresses a refrigerant by changing the volume of the compression chamber with rotation of the drive shaft. The scroll compressor includes a route in which an oil supplied to an orbiting back chamber that is formed from the back of the orbiting scroll and an end face of the drive shaft, then used for lubricating a main bearing, is used for lubricating the sub bearing and then returned to an oil reservoir. <P>COPYRIGHT: (C)2013,JPO&INPIT |
