Shoe for compressors

Abstract

A shoe for compressors, in which lightening and practical strength can be made compatible with each other, is provided. A shoe for compressors, according to the invention, comprises a base portion having a swash-plate sliding contact surface in sliding contact with a swash plate and a semi-spherical portion made integral with the base portion and having a bearing-seat sliding contact surface in sliding contact with a bearing seat, which is in the form of a spherical surface and provided concavely on a piston. A cavity is formed between the base portion and the semi-spherical portion. The base portion and the semi-spherical portion are connected to each other by a solid connecting portion, which passes through centers of the both portions and extends in a central direction of the both portions.

Dependencies are inferred from the claim text.