The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 03, 2015
Filed:
Nov. 25, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Toshinori Nakayama, Kashiwa, JP;
Hiroto Sugimoto, Toride, JP;
Masayuki Tamaki, Abiko, JP;
Koichi Kakubari, Toride, JP;
Katsuhisa Matsunaka, Inagi, JP;
Yutaka Arai, Kawasaki, JP;
Jun Miura, Kawasaki, JP;
Takeshi Suzuki, Yokohama, JP;
Naoki Akiyama, Toride, JP;
Shigeaki Takada, Abiko, JP;
Yasuhiro Miyahara, Tokyo, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An image heating apparatus includes an endless belt configured to heat an image on a sheet at a nip potion, a heat generation device configured to cause the belt to generate heat, a nip forming member configured to form the nip portion between the nip forming member and the belt, and a pressing roller configured to press an inner surface of the belt toward the nip forming member, the pressing roller including an elastic porous layer containing a plurality of filler particles, wherein a thermal conductivity of the elastic porous layer in an axial direction of the pressing roller is in a range of 6 times to 900 times a thermal conductivity of the elastic porous layer in a radial direction of the pressing roller.