Fixing device
US7383007B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 15, 2006 |
| Grant date | Jun 3, 2008 |
| Priority date | — |
| Expiry date | Jun 27, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/2028
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A fixing device for heating and pressing a recording medium carrying an unfixed toner image or an unfixed ink image to fix the unfixed toner image or the unfixed ink image on the recording medium, includes a heating roller which has a heating source and has an endless peripheral surface moves around an axis, a pressure roller which is pressed onto the peripheral surface of the heating roller, and presses the recording medium passing between the pressure roller and the heating roller onto the peripheral surface of the heating roller, and plural cleaning sections which are provided to make contact with the heating roller. At least one of the cleaning sections is set, at a portion making contact with the heating roller, to have a relatively negative potential with respect to a surface potential of the heating roller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.