| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a highly reliable and durable hermetic refrigerant compressor by utilizing highly anti-wearing and seisure preventive material for the bearing section in a HFC- or natural-system refrigerant compressor wherein a lubricant is not supplied temporarily. <P>SOLUTION: In a refrigerant compressor of a refrigerating cycle compressing a refrigerant by a compression means driven by a crank of a rotation shaft, the problem is solved by utilizing a material impregnated with an alloy mainly containing copper, tin and phosphorus, or an alloy mainly containing copper and phosphorus for at least one of the bearings of a rotation axis and a crank whose pores are made of carbonaceous-based material including graphite. <P>COPYRIGHT: (C)2009,JPO&INPIT |
