Development device

A development device includes a housing, a development roller, and a layer thickness regulating blade, the layer thickness regulating blade including a support sheet metal and a blade rubber section, the blade rubber section including a contact portion and an extension, the contact portion contactin...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Ooka, Kazuaki, Yada, Kengo, Iriyama, Shota, Nakajima, Keigo, Katagiri, Kei
Format:	Patent
Sprache:	eng
Schlagworte:	CINEMATOGRAPHY CONVEYING ELECTROGRAPHY ELECTROPHOTOGRAPHY HANDLING THIN OR FILAMENTARY MATERIAL HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES HOLOGRAPHY MAGNETOGRAPHY PACKING PERFORMING OPERATIONS PHOTOGRAPHY PHYSICS STORING TRANSPORTING
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Beschreibung
Zusammenfassung:	A development device includes a housing, a development roller, and a layer thickness regulating blade, the layer thickness regulating blade including a support sheet metal and a blade rubber section, the blade rubber section including a contact portion and an extension, the contact portion contacting the development roller, the extension extending from the contact portion, the extension including a curved surface portion having a curved surface, the curved surface being formed to be closer to the support sheet metal in a thickness direction of the support sheet metal as being farther away from the contact portion, the curved surface having a curvature radius equal to or more than 1.5 mm and equal to or less than 3.0 mm, the curved surface portion having a height equal to or less than 1.0 mm in the thickness direction.