Patent ID: 6966761
Filing Date: 2005-11-22
Classification: F04B,F16F

Abstract:
1. A linear compressor including: a cylinder part including a head, a cylinder ad cylinder liner within said cylinder, said cylinder liner having a bore and openings through said cylinder liner from an outside surface of said cylinder liner to said bore, a piston part, a linear motor configured to operate between said piston part and said cylinder part, a main spring connecting between said cylinder pan and said piston part and operating in the direction of reciprocation of said piston part relative to said cylinder part, said piston part including a radially compliant but axially stiff linkage and a piston, said linkage connecting said piston and said main spring, said piston moving within said bore of said cylinder liner, a gas bearing manifold adapted to receive a supply of gases compressed by said compressor, wherein an outer surface of said cylinder liner mates against an inner surface of said cylinder, one of said surfaces having one or more grooves extending in a tortuous path from said gas bearing manifold to each of said openings through said cylinder liner, said grooves enclosed by the other said surface to constitute passages.