Charging device, process cartridge, image forming apparatus, and toner
US8428488B2 · kind B2 · utility
6Cited by
14References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2011 |
| Grant date | Apr 23, 2013 |
| Priority date | — |
| Expiry date | Jun 30, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0225
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A cleaning roller cleaning a surface of a cleaning component, wherein the cleaning roller is provided in a roller configuration having a cylindrical shape and has a portion in contact with the cleaning component, the portion being made of a melamine resin foam having a continuous foam structure, the melamine resin foam being provided by heating compression from an original configuration in a radial direction, and wherein the portion in contact with the cleaning component has a continuous foam structure and a tensile strength in a range of 1.7±0.5 kg/cm2, and an image forming apparatus incorporating the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.