Patent ID: 7618242
Filing Date: 2009-11-17
Classification: F04C,Y10S

Abstract:
1. A hermetic sealed compressor comprising: a casing; and a compressing element configured to compress an operating fluid and accommodated inside the casing, the compressing element including a cylinder forming a bushing hole, a swing piston swinging in the cylinder, and a bushing inserted in the bushing hole and supporting the swing piston, the compressing element including a main body, a cover forming the upper surface of a compression chamber and a bottom forming the lower surface of the compression chamber, the compressing element being fixed to a fixing member which is made of steel containing 2.0% or less of carbon therein and welded to the casing, the fixing member being configured independently of the compressing element and the casing, the fixing member being welded to the casing while at least either of the cover or the bottom of the compressing element is tightly fixed to the fixing member, and the fixing member forming a bushing penetrating hole that communicates with the bushing hole and allows a lubricant in the casing to flow through the bushing hole.