Recycling automatic document feeder
US4921236A · kind A · utility
15Cited by
7References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 4, 1989 |
| Grant date | May 1, 1990 |
| Priority date | — |
| Expiry date | Jan 4, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S271/902
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A recycling automatic document feeder usable with an electronic copier and others includes a reversing section for feeding a document to a glass platen of the copier while turning it over. The document feeder adapts itself to a single-face and a double-face copy mode as well as to a document through type and an optical scan type exposing system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.