Roller member and image forming apparatus including the roller member

Roller member and image forming apparatus including the roller member

A roller member includes a cored bar, an elastic layer, and a non-conductive member. The elastic layer is disposed on an outer circumferential face of the cored bar. The cored bar has a projecting portion projecting beyond a range in which the elastic layer is disposed, toward an axial end of the co...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Haruno, Katsuhito, Konishi, Takahiro, Ichihashi, Osamu, Imai, Masakazu, Kato, Tsutomu
Format: Patent
Sprache:eng
Schlagworte:
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Beschreibung
Zusammenfassung:A roller member includes a cored bar, an elastic layer, and a non-conductive member. The elastic layer is disposed on an outer circumferential face of the cored bar. The cored bar has a projecting portion projecting beyond a range in which the elastic layer is disposed, toward an axial end of the cored bar. The non-conductive member is made of a non-conductive material. The non-conductive member is disposed on the projecting portion. The non-conductive member bites into an end face of an axial end of the elastic layer.