Title:
定着装置
Document Type and Number:
Japanese Patent JP7187193
Kind Code:
B2
Abstract:
A fixing apparatus includes an endless belt, and a pressing member including a base body and an elastic layer formed on the base body. A plurality of pore portions connected to each other are provided in the elastic layer. In a case where a binary image is generated from a three-dimensional image of the elastic layer, a threshold value X μm corresponding to opening processing with which a number of pores derived from the pore portions takes a maximum value is obtained, and then pores derived from the pore portions in the elastic layer are extracted by performing opening processing with a threshold value of 2X μm, an average value of angles θ is 120° or larger and smaller than 150°.
Inventors:
Akashi Asaka
Naoki Akiyama
Sugimoto ordinary person
Hiroki Muramatsu
Yasuhiro Miyahara
Noriaki Kobayashi
Naoki Akiyama
Sugimoto ordinary person
Hiroki Muramatsu
Yasuhiro Miyahara
Noriaki Kobayashi
Application Number:
JP2018130413A
Publication Date:
December 12, 2022
Filing Date:
July 10, 2018
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G15/20; C08K7/00; C08L83/04; F16C13/00
Domestic Patent References:
| JP2017044847A | ||||
| JP2016024217A | ||||
| JP2016024214A | ||||
| JP2015227973A | ||||
| JP2011150151A |
Attorney, Agent or Firm:
Patent Attorney Corporation Chikajima International Patent Office