Patent · US Expired

Image carrier cartridge having multiple image carriers

US6944415B2 · kind B2 · utility

70Cited by
3References
44Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 20, 2003
Grant dateSep 13, 2005
Priority date
Expiry dateMar 23, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1684
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

In an image forming apparatus of a tandem type having at least two image forming stations each of which having an image carrier, and a charging device arranged around the image carrier and capable of forming an image. Additionally, a plurality of the image carriers are mounted at proper relative positions to an image carrier cartridge which is detachable relative to the apparatus body. Developing devices are designed to be detachable relative to the respective image carriers mounted to the image carrier cartridge. Writing devices and a transferring device are mounted at proper positions. The cartridge is provided with a storage device for storing information on color registration errors and color registration errors are corrected by a correcting device.

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