Patent · US Expired

Document feeding apparatus and image forming apparatus

US6381439B2 · kind B2 · utility

3Cited by
2References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 19, 2001
Grant dateApr 30, 2002
Priority date
Expiry dateJan 19, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/00316
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An apparatus for feeding a both-sided document having images on both sides thereof is provided with a document stand; a reading section; a feeder having a feeding passage and to feed the both-sided document from the document stand to the reading section along the feeding passage; a pair of reversing rollers provided on a reversing passage to reverse the both-sided document after an image of the both-sided document is read at the reading section and to reefed the reversed both-sided document from the reversing passage to the feeding passage so that an image on another side of the both-sided document is read at the reading section; a pair of ejecting rollers provided on an ejecting passage and to eject the both-sided document to a delivery section after the images on both sides of the both-sided document are read at the reading section; and a switching mechanism to connect an outlet passage of the reading section to one of the reversing passage and the ejecting passage; wherein one of the pair of reversing rollers and one of the ejecting rollers are mounted coaxially on a shaft.

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