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:
Apr. 30, 2019

Filed:

Aug. 30, 2017
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Ryo Suzuki, Kashiwa, JP;

Hisashi Nakahara, Numazu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 21/20 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2042 (2013.01); G03G 15/2017 (2013.01); G03G 21/206 (2013.01);
Abstract

An image forming apparatus includes a fixing unit including a heating member and a pressure member forming a nip portion with the heating member, an air blowing unit including a fan, an opening portion, and an adjustment member for adjusting an opening width of the opening portion, a control unit controlling the fan, and a temperature detection member detecting a temperature of an area, serving as a non-sheet passing area in a recording material having a predetermined size, in a non-air blowing area in the heating member closer to the center of the heating member than the opening portion in a width direction of the recording material, and the recording material having a width by which a part of the non-air blowing area is overlapped with the non-sheet passing area, and the control unit controls the fan according to a temperature detected by the temperature detection member.


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