Title:
FIXING DEVICE AND IMAGE FORMING DEVICE
Document Type and Number:
Japanese Patent JP2023025967
Kind Code:
A
Abstract:
To suppress base oil of a lubricant from flowing out to the outside of a region to be lubricated and maintain the performance of a fixing device over a long period.SOLUTION: Provided is a fixing device comprising a rotatable endless film, a heater which is slid on the inner surface of the film via a lubricant, a heater holder for holding the heater, and a pressure member which is contacted under pressure with the heater via the film so as to form a nip part between the heater and itself. The lubricant contains base oil and thickener, and the heater holder has a fitting groove to which the heater is fitted, with an oil repellent part that shows oil repellency to the base oil being provided in a longitudinal range of the nip part in which the heater is slid on the inner surface of the film.SELECTED DRAWING: Figure 3
Inventors:
IKEGAMI SHOICHIRO
AKAMATSU KOSUKE
OSHIMA YOSHITO
AKAMATSU KOSUKE
OSHIMA YOSHITO
Application Number:
JP2021131442A
Publication Date:
February 24, 2023
Filing Date:
August 11, 2021
Export Citation:
Assignee:
CANON KK
International Classes:
G03G15/20; C09K3/18; C10M107/38; C10M107/50; C10M131/10; C10M139/04; C10M155/00; C10M155/02
Attorney, Agent or Firm:
Patent Attorney Corporation Chikajima International Patent Office