| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress non-smooth operation of a compression mechanism (20) by stirring loss of oil by suppressing leakage of a large amount of oil from oil grooves (70) of thrust bearing surfaces (29a, 29b) of the compression mechanism (20) provided on a scroll compressor to a low-pressure side second space (74b) of a back pressure chamber (74). <P>SOLUTION: An oil collection groove (75) with the pressure lower than that of oil grooves (70) is formed on the outer circumferential side in the radial direction of the oil groove (70) in the thrust bearing surfaces (29a, 29b). <P>COPYRIGHT: (C)2012,JPO&INPIT |
