Patent · US Expired

Image forming apparatus and fixing device therefor

US5809388A · kind A · utility

25Cited by
12References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 1997
Grant dateSep 15, 1998
Priority date
Expiry dateApr 10, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/2077
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

In an image forming apparatus, a fixing device fixes a toner image transferred to a sheet, but held in an unstable state, temporarily on the sheet by a Johnson Rahbeck effect. The fixed image firmly adhere to the sheet and is free from disturbance or suffers from a minimum of disturbance.

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