JOURNAL BEARING STRUCTURE AND SUPERCHARGER EQUIPPED WITH SAME

Provided is a journal bearing structure (100) including: a journal bearing (21) that supports a rotary shaft by an inner circumferential surface (21a); and a bearing housing (15C) that holds an outer circumferential surface (21b) of the journal bearing (21) by the inner circumferential surface (21a)...

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Bibliographische Detailangaben
Hauptverfasser:	WADA, Yasuhiro, YANO, Yusuke, IWASA, Yukihiro
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BEARINGS BLASTING COMBUSTION ENGINES COMBUSTION ENGINES IN GENERAL ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS INTERNAL-COMBUSTION PISTON ENGINES LIGHTING MECHANICAL ENGINEERING ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	Provided is a journal bearing structure (100) including: a journal bearing (21) that supports a rotary shaft by an inner circumferential surface (21a); and a bearing housing (15C) that holds an outer circumferential surface (21b) of the journal bearing (21) by the inner circumferential surface (21a), the journal bearing (21) has an oil supply hole (21c) through which the inner circumferential surface (21a) and the outer circumferential surface (21b) communicate with each other, the bearing housing (15C) has an oil supply hole (15b) opened to an inner circumferential surface (15a), and an oil supply groove (15c) extending in a circumferential direction about an axis line (X) and configured to guide a lubricant discharged from the oil supply hole (15b) to the oil supply hole (21c) is formed in the inner circumferential surface (15a) of the bearing housing (15C).