Charging device for electronic copier
US4380384A · kind A · utility
28Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1981 |
| Grant date | Apr 19, 1983 |
| Priority date | — |
| Expiry date | Jan 23, 2001 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0233
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A charging device for an electronic copier including a charging belt having a characteristic resistance ranging from 10.sup.4 to 10.sup.10 .OMEGA..cm. The copier's charging belt is in contact with the photosensitive drum, and as the photosensitive drum is rotated a voltage smoothly increasing over a predetermined period of time is applied to the charging belt for uniformly charging the photosensitive drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.