Auto document feeder having a switching gate movable between three positions
US7522871B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 17, 2006 |
| Grant date | Apr 21, 2009 |
| Priority date | — |
| Expiry date | Jul 11, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/12
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An auto document feeder includes a housing unit, spatially interconnected first and second paths, an inverting path in spatial communication with the first path, a bypass path spatially intercommunicating the second path and the inverting path, a feeding roller unit for feeding documents onto the first path, first and second transfer roller units disposed respectively on the first and second paths, an ejecting roller unit aligned with the second path and the inverting path, and a switching gate disposed between the ejecting roller unit and the second transfer roller unit and pivotable to extend onto the second path or the bypass path so as to guide movement of the documents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.