Scroll type compressor comprising an Oldham ring having a reinforced pawls and a mirror plate having a concave recess for a movable scroll

In a scroll type compressor including a fixed scroll having a mirror plate and a lap provided to the mirror plate, a movable scroll having a mirror plate and a lap provided to the mirror plate and engaged with the fixed scroll, and an Oldham's ring disposed on the back side of the movable scrol...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kiyokawa, Yasunori, Koike, Yoshiaki, Sugimoto, Kazuyoshi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:In a scroll type compressor including a fixed scroll having a mirror plate and a lap provided to the mirror plate, a movable scroll having a mirror plate and a lap provided to the mirror plate and engaged with the fixed scroll, and an Oldham's ring disposed on the back side of the movable scroll for constraining rotation of the movable scroll on the axis thereof, the Oldham's ring has a pair of fixing locking pawls extending from the back side of the movable scroll and fitted to the fixed scroll, each of the fixing locking pawls is provided with a reinforcing portion at the base portion thereof, and the mirror plate of the movable scroll is cut out in a concave shape at the edge portion thereof in conformity with a movement range of the reinforcing portion to form a concaved escape portion at the edge portion of the mirror plate.