Patent · US Active

Image-forming apparatus

US8244157B2 · kind B2 · utility

2Cited by

2References

11Claims

0Family size

Assignee

Canon Kabushiki Kaisha · JP

Inventors

Jiro Shirakata · Kashiwa, JP
Yoritsugu Maeda · Moriya, JP
Satoshi Atarashi · Toride, JP
Yukihiro Fujiwara · Toride, JP
Dai Kanai · Abiko, JP
Jun Nakagaki · Abiko, JP
Jun Nakazato · Kashiwa, JP

Key dates

Filing date	Dec 14, 2009
Grant date	Aug 14, 2012
Priority date	—
Expiry date	Mar 1, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG03G2215/0129
WIPO fieldOptics
WIPO sectorInstruments

Abstract

An image-forming apparatus includes an image-bearing member configured to bear an image, a transfer belt to which the image on the image-bearing member is transferred and configured to transfer the image onto a sheet, a first drive unit configured to drive the image-bearing member to rotate, a second drive unit configured to drive the transfer belt to rotate via a speed reduction member interposed therebetween, a detection unit configured to detect a circumferential speed of the transfer belt, and a control unit configured to control the first drive unit in accordance with the circumferential speed of the transfer belt detected by the detection unit.

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