Patent · US Expired

Method and apparatus for applying toner to an electrostatic image

US5182608A · kind A · utility

15Cited by
6References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 3, 1990
Grant dateJan 26, 1993
Priority date
Expiry dateDec 3, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/183
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A series of electrostatic images carried by a drum or similar image member are toned with different colored toners by a movable developing device. The developing device moves a series of developing units to a position aligned with the drum. An applicator is an aligned unit is moved relative to the rest of the unit toward the drum to operatively position the unit for developing each electrostatic image.

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