Patent · US Expired

Photographic processing station with cleaning rollers

US5479232A · kind A · utility

2Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1994
Grant dateDec 26, 1995
Priority date
Expiry dateSep 30, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03D3/132
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photographic processor for treating an image-wise exposed photographic sheet material with a processing liquid, which comprises: PA1 developing (12), a fixing (13) and a rinsing (14) station, PA1 driven pressure roller pairs (21, 22, 23, 24, 25) in the rinsing station for conveying sheet material through a body of rinsing water in said station, the lower rollers of the roller pairs dipping completely in the liquid and the upper rollers dipping only partially therein, and PA1 cleaning rollers (26, 27, 29) with a circumferential covering of a pile fabric, which are in frictional contact with the upper rollers of said roller pairs, and the peripheral speed of which is equal to that of the corresponding upper roller(s).

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