Charging device
US5592263A · kind A · utility
2Cited by
7References
5Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 13, 1994 |
| Grant date | Jan 7, 1997 |
| Priority date | — |
| Expiry date | Jun 13, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0233
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A charging device for use in an image forming apparatus is disclosed which charges an object to be charged by contacting a conductive charging member with the surface of the object and then applying a voltage across the charging member and the object, PA1 wherein at least a contact portion of the charging member comprises a conductive material having a hygroscopic degree of 0.2% or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.