Charging roller for image forming apparatus and manufacturing method thereof
US8412074B2 · kind B2 · utility
0Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 2010 |
| Grant date | Apr 2, 2013 |
| Priority date | — |
| Expiry date | May 6, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0233
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Disclosed is a charging roller for an image forming apparatus capable of preventing the formations of surface scratches. The charging roller includes a roller shaft, a roller body formed on the roller shaft and a scratch prevention layer formed on the roller body. The scratch prevention layer contains inorganic crystal of polysilicate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.