Patent · US Expired

Image forming apparatus

US5315351A · kind A · utility

19Cited by
3References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 7, 1992
Grant dateMay 24, 1994
Priority date
Expiry dateApr 7, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/00042
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image forming apparatus in which a light amount of an irradiation lamp for exposure or voltage value of a developing bias applied to a developing electrode is adjusted based upon density value of test toner images formed on the surface of the photosensitive member for preventing the occurrence of toner fogging.

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