Donor rolls and methods of making donor rolls

Donor rolls and methods of making donor rolls

A roller includes a core and a ceramic coating formed over the core. The roller has a composite runout of less than 20 mum and a total indicator reading runout of less than 7 mum. The ceramic coating has a smooth finish and has controlled electric properties. This roller can be used as a donor rolle...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TAFT KEVIN H, GELIN MARK, KAZAKOS ANN M, SCHLAFER MICHELLE L, MULROY GRETHEL K, WHITE FREDERICK B, JASKOWIAK TIMOTHY R, LONGHENRY JOY L, DIGRAVIO THOMAS L
Format: Patent
Sprache:eng
Schlagworte:
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Beschreibung
Zusammenfassung:A roller includes a core and a ceramic coating formed over the core. The roller has a composite runout of less than 20 mum and a total indicator reading runout of less than 7 mum. The ceramic coating has a smooth finish and has controlled electric properties. This roller can be used as a donor roller for transporting toner to a photoconductive member so as to achieve high-quality image development.