Cleaning device and image forming apparatus provided therewith
US7660546B2 · kind B2 · utility
0Cited by
2References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 16, 2007 |
| Grant date | Feb 9, 2010 |
| Priority date | — |
| Expiry date | Feb 13, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/166
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A cleaning device for cleaning a transfer sheet conveyance belt, includes: a first brush roll which is provided with voltage with a polarity reverse to a charging polarity of toner particles; and a second brush roll arranged downstream of the first brush roll in a moving direction of the transfer sheet conveyance belt, the second brush roll being provided with the voltage with the same polarity as the charging polarity of the toner particles, while rotating in contact with the surface of the transfer sheet conveyance belt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.