| 摘要 |
A hermetic compressor for compressing the refrigerant in such a refrigerating systems as in refrigerators, freezers, air conditioners and the like, has a sliding part slidably inserted in one end of a hollow shaft, the hollow shaft is adapted to have a tantgential contact with a pumping cylinder, wherein the rotation of the sliding part according to the rotation of the shaft while the sliding part maintains contact with inside of the pumping cylinder allows to draw in and push out oil inside of the cylinder through a lubrication oil guide, the hollow of the shaft and discharge holes on the shaft to feed to each lubrication parts.
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