| 摘要 |
<P>PROBLEM TO BE SOLVED: To increase the efficiency of a compressor by restraining strength from being decreased by a hole serving as an oil feeding passage provided in a crankshaft and a hole serving as a channel for refrigerant gas foamed in the oil feeding passage. <P>SOLUTION: The length of the hole serving as the oil feeding passage provided in the axial direction of the crankshaft is set equal to/shorter than that of a lower end of a bearing of a closing member, and the closing member has a gas channel that brings the oil feeding passage and the inside of an airtight container into a conduction state. <P>COPYRIGHT: (C)2012,JPO&INPIT |
