Duplex image forming apparatus
US6782236B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2002 |
| Grant date | Aug 24, 2004 |
| Priority date | — |
| Expiry date | Dec 24, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S271/902
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus reverses a sheet, on one side of which an image has been formed in an image forming section, transports the sheet back to the image forming section, and forms an image on the other side of the sheet, the apparatus has an inlet feed path for transporting a sheet, on one side of which an image has been formed; a switchback path for withdrawing the sheet transported from the inlet feed path; a plurality of reverse feed paths branching from the switchback path at plural positions, each of the reverse feed paths transporting a sheet while reversing the sheet; and a re-feed path for transporting the reversed sheet from any of the reverse feed paths back to the image forming section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.