Image forming apparatus
US8036588B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2008 |
| Grant date | Oct 11, 2011 |
| Priority date | — |
| Expiry date | Apr 25, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0135
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In an image forming apparatus including an image forming section which forms an image on a sheet and a conveyance section which conveys the sheet to the image forming section, the conveyance section includes: a registration roller, a plurality of loop forming rollers which cause the sheet to form a loop, provided upstream of the registration roller in a sheet conveyance direction and arranged in a direction perpendicular to the sheet conveyance direction, a skew detection sensor which detects a skew of the sheet, and a conveyance roller provided upstream of the loop forming roller; and a control section which controls independently each of the plurality of loop forming rollers based on the detected result of the skew detection sensor. The conveyance roller is swung in the direction perpendicular to the sheet conveyance direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.