Image forming apparatus having transfer roller forming a nip with image bearing belt and regulating member for same
US6834177B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2002 |
| Grant date | Dec 21, 2004 |
| Priority date | — |
| Expiry date | Aug 29, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0119
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes an image bearing belt; a supporting roller for supporting the image bearing belt; a transfer roller for forming a nip with the image bearing belt, wherein an image is transferred from the image bearing belt onto a transfer material at the nip by applying a voltage to set transfer roller; wherein the nip has a first nip portion where the transfer roller is contacted to the image bearing belt without being backed up by the supporting roller, and a second nip portion where the transfer roller is contacted to set image bearing belt by being backed up by the supporting roller, the first nip portion being upstream of the second nip portion; and a regulating member for regulating a discharging the direction of the transfer material to be discharged from the nip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.