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:
Mar. 16, 2021
Filed:
Jul. 01, 2020
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Makoto Souda, Nagoya, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
A fixing device includes: a heater including a substrate, and a heating pattern; an endless belt configured to rotate around the heater; and a pressure roller. The endless belt is nipped between the pressure roller and the heater. The endless belt is nipped by the substrate and the pressure roller to form a nip portion including a first portion and a second portion. The length of the first portion in a moving direction of the endless belt at the nip portion is less than that of the second portion in the moving direction. The substrate includes: a third portion located corresponding to the first portion in a longitudinal direction of the substrate; and a fourth portion located corresponding to the second portion in the longitudinal direction. The length of the third portion in the moving direction is less than that of the fourth portion in the moving direction.