Patent · US Expired

Image forming apparatus

US4227799A · kind A · utility

2Cited by
7References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 1979
Grant dateOct 14, 1980
Priority date
Expiry dateAug 2, 1999

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C1/49881
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

In image forming apparatus using a heat-developable image forming sheet which is normally non-photosensitive but can be rendered photosensitive by preheating and is exposed to a light image to form a latent image and then heat-developed to produce a visible image, first heating means for preheating, exposure means for exposing the image forming sheet to the light image and the second heating means for heat development are respectively provided with fixing means for respectively fixing different image forming areas of the sheet at the processing positions of the respective means, and the first and second heating means and the exposure means are arranged so that the different image forming areas can be simultaneously processed by the respective means in parallel.

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