Device for development of electrophotographic electrosensitive papers
US3999513A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 30, 1974 |
| Grant date | Dec 28, 1976 |
| Priority date | — |
| Expiry date | Dec 30, 1994 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/108
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method and an apparatus for the development of electrophotographic or electrosensitive paper comprising a tank having a curved bottom and capable of holding a liquid developer at a constant level; metallic roller means situated in the tank so that the level of developer in the tank is located at a zone wherein the distance between the metallic roller means and the tank wall is the least and does not exceed 5/10mm, a first pair of rollers for feeding said paper into the tank and a second pair of roller means for wiping the papers as they leave the developer and carries them to a receiving point and means for inducing to the metallic roller an electrical potential while grounding tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.