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.

Date of Patent:
May. 25, 2021

Filed:

Dec. 03, 2019
Applicant:

Brother Kogyo Kabushiki Kaisha, Nagoya, JP;

Inventor:

Tatsuya Koyama, Toyoake, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2039 (2013.01); G03G 15/2053 (2013.01);
Abstract

An image forming apparatus has a heating roller and a pressing roller, a nip being formed therebetween, and a controller configured to perform a heating controlling process of raising the temperature of the heating roller toward a fixing temperature, a rotational controlling process of rotating the heating roller and the pressing roller when a detected temperature of the heating roller is equal to or higher than a first threshold temperature, and a conveyance controlling process of conveying the sheet toward the developing device when the detected temperature is equal to or higher than a second temperature higher than the first temperature and lower than the fixing temperature. The controller is configured to set the first temperature to be lower in a case where a nip width is the second width than in a case where the nip width is the first width.


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