Patent · US Expired

Image forming apparatus

US6463236B2 · kind B2 · utility

23Cited by
6References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 2001
Grant dateOct 8, 2002
Priority date
Expiry dateJun 6, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1642
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus comprising an intermediate transfer belt 12 having a horizontal belt part 12a, and a transfer section 34 arranged opposite the horizontal belt part 12a of the intermediate transfer belt 12 for transferring to a sheet overlaid images formed on the intermediate transfer belt 12 by a plurality of image forming sections 20Y, 20M, 20C, 20K for overlaying multiple images of respectively different color, wherein a belt unit 110 comprises a frame 112, at least three rollers 14, 16, 18 supported on frame 112, and the intermediate transfer belt 12 supported on the exterior surface of these rollers, and wherein the belt unit 110 can be installed and removed from the image forming apparatus body perpendicular to the shafts of the rollers 14, 16, 18, and parallel to the horizontal part 12a.

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