METHOD AND DEVICE FOR IMPROVING THE TONER TRANSFER IN AN ELECTROGRAPHIC DIGITAL PRINTER

In a method to improve the transfer of charged toner particles onto a recording medium in an electrographic printing process, the recording medium can be heated before the transfer of the charged toner particles to reduce an electrical resistance of the recording medium. A voltage can be applied bet...

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1. Verfasser: Gerstner Albrecht
Format: Patent
Sprache:eng
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Zusammenfassung:In a method to improve the transfer of charged toner particles onto a recording medium in an electrographic printing process, the recording medium can be heated before the transfer of the charged toner particles to reduce an electrical resistance of the recording medium. A voltage can be applied between a transfer electrode and a counter-electrode to generate an electrical field at a transfer point between the transfer electrode and the counter-electrode, wherein the transfer electrode includes the charged toner particles. The recording medium can be guided to the transfer point to transition the charged toner particles from the transfer electrode to the recording medium at the transfer point under an effect of the electrical field; A current can be detected that flows between the transfer electrode and the counter-electrode across the recording medium. The voltage can be adapted based on the current.