Movable image reading apparatus
US5537219A · kind A · utility
13Cited by
18References
2Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 5, 1995 |
| Grant date | Jul 16, 1996 |
| Priority date | — |
| Expiry date | Jun 5, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/0936
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An image reading apparatus is provided with white reference sheets. The image reading image apparatus is movable between a first reading position at which an optical reading unit reads image information on a document supplied by an automatic paper feeding mechanism and a second reading position. The image reading apparatus regulates an absolute white level with respect to a light source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.