Image forming apparatus having erasing means for erasing an electrical charge in a non-image region of an image bearing member
US5126792A · kind A · utility
5Cited by
8References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 19, 1991 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Mar 19, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/047
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The image forming apparatus according to this invention is adapted to erase unnecessary black images otherwise appearing on the peripheral portion of a copy sheet so that output images of a high quality are obtained. Further, erasable peripheral areas of the copy sheet on which unnecessary black images are otherwise formed are freely selected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.