Patent · US Expired

Image fixing apparatus

US5262834A · kind A · utility

79Cited by
5References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 1989
Grant dateNov 16, 1993
Priority date
Expiry dateDec 1, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/2038
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image fixing apparatus includes a heater; a film movable while being in contact with a recording material carrying a toner image, wherein the toner image is heated by heat from the heater through the film; wherein the film and the recording material are separated when a temperature of the toner image is lower than a maximum temperature provided by the heater and is higher than a glass transition point of the toner.

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