Cleaning unit, process cartridge, image forming apparatus, and toner
US7149465B2 · kind B2 · utility
14Cited by
65References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 2004 |
| Grant date | Dec 12, 2006 |
| Priority date | — |
| Expiry date | Nov 27, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G21/0029
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A cleaning unit includes a cleaning blade that cleans toner on an image carrier and a brush-shaped roller that applies a lubricant of a molded lubricant on the image carrier. The brush-shaped roller is insulative, and delivers the toner cleaned by the cleaning blade to inside of the cleaning unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.