Patent · US Expired

Liquid stripper for photographic material

US5369458A · kind A · utility

2Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 1992
Grant dateNov 29, 1994
Priority date
Expiry dateNov 19, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03D15/02
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A device for processing photographic materials comprising at least one liquid-filled tank and liquid from the liquid-filled tank is removed from the photographic material and lead back to the same tank. The tank comprises several pairs of rollers placed one above the other above the liquid level of the tank or downstream of the tank. The rollers of each pair of rollers are parallel to one another. At least one pair of rollers is provided with a liquid supply directed to the pair of rollers to provide a system for efficient cleaning of the photographic material. The rollers have an adjustable pressure device and a specific pressure range.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.