Transparent original reading apparatus and illuminating apparatus for reading apparatus
US7595918B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2003 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Jul 9, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/0464
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A reading apparatus comprising a plate on which a transparent original is placed, and a guide unit for setting the transparent original at a predetermined position on the original plate. A light source unit is settable at plural positions in contact with the guide unit for illuminating the transparent original which is urged against the original plate by the light source unit. A portion of the light source unit which is contacted with the transparent original is chamfered (R-worked) not to damage the transparent original. Further, a portion of the light source unit which is contacted with the transparent original is designed to urge the transparent original at an out of an image area of the original.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.