Image sensor unit and image reading apparatus using the same
US8049937B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 18, 2009 |
| Grant date | Nov 1, 2011 |
| Priority date | — |
| Expiry date | Mar 18, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/02481
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In a frame (8) holding a sensor board (7) with a plurality of photoelectric conversion elements (6k) arranged and mounted and an imaging element (5) for focusing light reflected from an original onto the sensor board (7), the imaging element (5) includes a plurality of rod lens arrays (5) each having at least one cut end in a lengthwise direction, and cut portions of the rod lens arrays (5) are connected to each other to be tailored to a predetermined reading width, the frame (8) includes a holding section (13) for holding the rod lens arrays (5), and the holding section (13) includes a bottom surface (13B) widened at a part where a cut portion and/or a connection portion of the rod lens arrays (5) is located.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.