Recirculating automatic document feeder
US4954847A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 19, 1988 |
| Grant date | Sep 4, 1990 |
| Priority date | — |
| Expiry date | May 19, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/23
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides a sheet conveyance apparatus for conveying an original document sheet onto a platen glass through which the sheet is irradiated by light. The sheet conveyance apparatus having a driving means capable of moving conveyor belt in both directions so that, by moving the conveyor belt to the first-moving direction, the sheet is fed onto through the first side and carried away from through the second side of the platen glass. A delivery tray is mounted above the platen glass so that the sheet is delivered through first turning passage from the second side of the platen glass to the delivery tray. Between the conveyor belt and the delivery tray is provided a second turning passage so that the sheet is returned through the second turning passage from the first turning passage to the second side of the platen glass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.