Patent ID: 7086323

Claim:
A swash plate compressor, comprising: a swash plate locked to a drive shaft, which rotates together with said drive shaft; a shoe that slidably contacts said swash plate; a piston slidably disposed inside a bore defining a compression space; and a shoe pocket formed as an integrated part of said piston, which slidably fits with said shoe, characterized in; that a beveled portion is formed at an edge of an opening at said shoe pocket; that a recessed portion of said shoe pocket, at which said shoe is received is formed so as to achieve a constant curvature and a projecting portion of said shoe, which faces opposite said recessed portion, is formed so as to achieve at least two different curvatures; and that a tangent point of said beveled portion and said recessed portion is set within a range over which said projecting portion and said recessed portion achieve contact with each other.