Patent · US Expired

Image forming apparatus and a method for forming an image on plural surfaces at the same time

US5930571A · kind A · utility

6Cited by
3References
42Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 26, 1998
Grant dateJul 27, 1999
Priority date
Expiry dateMay 26, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/12
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

In an image forming apparatus and method for forming an image on plural surfaces in which the image forming sequence is practiced at the same time regardless of the type of sheets of the manuscript document which are sent from the ADF to the manuscript document reading-out apparatus and set thereon. The image information read out by scanning the first manuscript document sent from the ADF to the first reading-out position 25 at the upstream side of the manuscript document reading-out section is temporarily stored and kept therein. At the time point of finishing the scanning operation for the first manuscript document, the first manuscript document set on the first reading-out position of the manuscript document reading-out section is sent to the second reading-out position 26 at the downstream side. The second manuscript document mounted on the document mounting stand is sent to the first reading-out position. The first manuscript document transfers the toner image onto the intermediate transfer belt in accordance with the image information stored in the page memory. The second manuscript document transfers the toner image onto the intermediate transfer belt in accordance with the …

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