Patent · US Expired

Color image forming apparatus

US4615612A · kind A · utility

34Cited by
0References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 1985
Grant dateOct 7, 1986
Priority date
Expiry dateMay 31, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/0177
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A color image forming apparatus wherein a plurality of developing devices or units are supported on a supporting member or turret which is rotatable to revolve the developing devices to move a desired developing device to a developing station where the developing operation is effected with the desired one of the developing devices so that a color image is formed. The position of the developing device is detected, and the detected position is compared with a datum of a target movement scheme predetermined for the developing apparatus. A driving motor for the apparatus is controlled to correct the difference therebetween which is the result of the comparison.

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