Patent · US Expired

Method for the operation of a printing mechanism in an electrographic printer or copier

US5878299A · kind A · utility

0Cited by

1References

10Claims

0Family size

Assignee

Oce Printing Systems GmbH · DE

Inventors

Walter Kopp · Taufkirchen, DE
Hans Winter · Gelnhausen, DE
Edmund Creutzmann · Borgo San Lazzaro, DE

Key dates

Filing date	Dec 15, 1997
Grant date	Mar 2, 1999
Priority date	—
Expiry date	Dec 15, 2017

Classification

Technology area (CPC G)Physics
CPC primaryG03G15/0813
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A method for operation of a printing mechanism in an electrographic printer or copier, whereby a charge image is applied at a surface region of a toner image carrier. The surface region provided with the charge image is conveyed past at the transfer surface of a transfer element at a spacing of a developing gap. The actual width of the gap is controlled with a loop control circuit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.