ROTARY PISTON VACUUM COMPRESSOR Russian patent published in 2003 - IPC

Abstract RU 2202714 C2

FIELD: mechanical engineering. SUBSTANCE: invention relates to combination displacement-vane machines. Proposed rotary piston vacuum compressor has housing with shaped inner surface of variable radius, and round cylindrical rotor with extensible vanes rocking on axles. Vane supercharger located inside rotor is provided with suction hole. Intake hole is made between rocking axle and vane. Said hole is made in form of intervane channel connected with suction hole and is provided with vanes. EFFECT: increased efficiency of compressor. 2 dwg

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RU 2 202 714 C2

Authors

Kolotilin Ju.M.

Dates

2003-04-20—Published

2000-05-11—Filed