LOW GRAININESS PRINTING AND MICR PRINTING WITH SCMB AND EA-SCMB SYSTEMS

A specific magnet roll design for high speed semi-conductive magnetic brush (SCMB) development systems for magnetic image character recognition (MICR) printing is provided. The resulting magnetic field distributions include a more uniform radial field and enhance solid area development and halftone...

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Bibliographische Detailangaben
Hauptverfasser: THOMPSON MICHAEL D, MOREHOUSE, JR. PAUL W, KNAPP JOHN F
Format: Patent
Sprache:eng
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Zusammenfassung:A specific magnet roll design for high speed semi-conductive magnetic brush (SCMB) development systems for magnetic image character recognition (MICR) printing is provided. The resulting magnetic field distributions include a more uniform radial field and enhance solid area development and halftone graininess without or substantially without bead carryout issues. In addition, this enhancement of solid area development enables magnetic toner in these hill speed SCMB systems that normally would not provide sufficient development latitude for MICR.