Patent · US Expired

Arrangement for developing photographic layer carriers

US4408891A · kind A · utility

15Cited by
3References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 15, 1981
Grant dateOct 11, 1983
Priority date
Expiry dateJul 15, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03D3/04
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An arrangement for developing photographic layer carriers has at least one container for accommodating a treating medium and having an uninterrupted wall, a pump for circulating the treating medium in the container and having a first part formed by the uninterrupted wall of the container and a second part associated with the first part, and a magnetic force-transmitting element located outside the container and magnetically acting upon a rotary body of the pump so as to rotate the same.

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