FIELD: mechanical engineering; compressors. SUBSTANCE: compressor has cylinder with suction and discharge valves and piston installed in cylinder with clearance. Piston has side surface made in form of gas static suspension and sealing portion and skirt which is furnished with counterweight. Counterweight can be made in form of threaded bushing of material with specific gravity exceeding that of piston material. EFFECT: reduced requirement of gas for centering, increased compressor economy. 3 cl, 1 dwg
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RU2098663C1 |
