VANE COMPRESSOR
PROBLEM TO BE SOLVED: To improve sealability in a vane compressor by supplying high pressure oil in an oil storage to front and rear side sealing grooves through front and rear side oil passages, filling both oil supplying grooves with high pressure oil all over their circumferences, and thereby pre...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To improve sealability in a vane compressor by supplying high pressure oil in an oil storage to front and rear side sealing grooves through front and rear side oil passages, filling both oil supplying grooves with high pressure oil all over their circumferences, and thereby preventing leakage of cooling medium gas all over the circumferences of the oil supplying grooves. SOLUTION: A circular sealing groove 30 is formed on a cam ring side end face 3b of a front side block 3, for housing an O ring 31. An oil supplying groove 36 is formed for supplying high pressure oil O from a bottom 10a of the discharge chamber 10 to the sealing groove 30. In addition, a sealing groove 32 is formed on a rear side end face 1a of a cam ring 1, for housing an O ring 33. An oil supplying groove 37 is formed for supplying the high pressure oil O from an oil storage chamber 34 to the sealing groove 32. |
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