Oil coating roller, seal ring used for the roller, and fixing device using the seal ring

An oil application roller capable of preventing an oil leak when the roller is left in the state where the rotation axis thereof runs vertically and also capable of preventing an oil escape from the roller in a fixing device. The oil application roller (15) includes a seal ring (25) at respective en...

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Bibliographische Detailangaben
Hauptverfasser:	TOYODA AKINORI, KITANO TAKUMI, SIMA MICHIHIRO, NAKAYAMA YOSHIHIRO, TAJIMA NORIYUKI
Format:	Patent
Sprache:	eng
Schlagworte:	BEARINGS BLASTING CINEMATOGRAPHY ELECTROGRAPHY ELECTROPHOTOGRAPHY ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HOLOGRAPHY LIGHTING MAGNETOGRAPHY MECHANICAL ENGINEERING PHOTOGRAPHY PHYSICS ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	An oil application roller capable of preventing an oil leak when the roller is left in the state where the rotation axis thereof runs vertically and also capable of preventing an oil escape from the roller in a fixing device. The oil application roller (15) includes a seal ring (25) at respective end portions of the roller (15). The seal ring (25) includes a vent hole (26) extending from an end face of the roller (15) to the outside of the seal ring (25), and the cross-sectional area of the vent hole is not less than 0.01 mm and not more than 1 mm .