Automatic document feeding apparatus
US5118089A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1990 |
| Grant date | Jun 2, 1992 |
| Priority date | — |
| Expiry date | Aug 30, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/00329
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An automatic document feeding apparatus wherein a plurality of sheet-like documents are fed sheet by sheet to an image exposure portion, and discharge the documents by discharge device after exposed by an optical device. Before completion of the exposure operation of a preceding sheet-like document, a succeeding document is stopped temporarily and kept in the stand-by state at least in two stop positions corresponding to document sizes respectively on the upstream side of the image exposure portion, according to a document size detection signal from document size detection device. That a distance from the leading edge of the succeeding document in the temporary stop state to the leading edge of a preceding document in the image exposure portion is set greater than a distance from the trailing edge of the preceding document in the image exposure portion to a discharge position of the discharge device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.