Waterless lithographic plate processor
US4588277A · kind A · utility
Inventor
Key dates
| Filing date | Jun 22, 1984 |
| Grant date | May 13, 1986 |
| Priority date | — |
| Expiry date | Jun 22, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/3042
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Apparatus for processing plates for waterless lithographic printing comprises a first and second pair of driving rollers and washing tray in a first zone, a third and fourth pair of driving rollers and reciprocating brushing roller in a second zone, a fifth and sixth pair of driving rollers and a finishing roller in a third zone, and a seventh pair of rollers serving as an exit-drive means; a plurality of tanks is provided for holding treating solutions, with pump means for applying the solutions to the plate in the respective zones. The reciprocating brush is constructed to have a minimum mass, to impart as little vibration to the apparatus as possible.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.