Electrophotographic color image forming apparatus with image exposure means inside of photoreceptor drum
US5663787A · kind A · utility
13Cited by
4References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 12, 1996 |
| Grant date | Sep 2, 1997 |
| Priority date | — |
| Expiry date | Jun 12, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2221/1645
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A color image forming apparatus wherein an image forming body has a inner surface and a outer surface, a charging device electrically charges the outer surface, and an exposure device imagewise exposes the inner surface. A developing device is used to form a first toner image on the outer surface. A unit is detachablly mounted in a housing of the apparatus, wherein the image forming body and a plurality of the exposure devices are provided in the unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.