Patent · US Expired

Automatic document feeding apparatus

US5197723A · kind A · utility

10Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 25, 1992
Grant dateMar 30, 1993
Priority date
Expiry dateMar 25, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S271/902
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An automatic document feeding apparatus in which a plurality of documents are sequentially fed to an image exposure section. Before the completion of the exposure of a foregoing document, the feeding of a following document is started to place the document on a given position before the image exposure section and stopped thereon temporarily for stand-by. The position of the temporary stop of the following document can be varied in accordance with document size detecting signals from a document size detector or selected in such a manner that the distance between the trailing end of the foregoing document and the leading end of the following document becomes constant substantially irrespective of the size of the document.

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