Image forming apparatus eliminating image of document cover
US5142326A · kind A · utility
5Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 19, 1990 |
| Grant date | Aug 25, 1992 |
| Priority date | — |
| Expiry date | Nov 19, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/047
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
When an original is carried onto a support by a carrier in accordance with a depression of a copy key a density of an image formed on a transferred medium is decreased. Formation of an unwanted image caused by an opening portion of a covering can be prevented, and a good image can be formed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.