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:
Oct. 04, 2016

Filed:

Mar. 02, 2015
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Masaki Hirose, Suntou-gun, JP;

Satoru Taniguchi, Mishima, JP;

Jun Asami, Susono, JP;

Takashi Honke, Mishima, JP;

Hirohiko Aiba, Suntou-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 21/02 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2039 (2013.01); G03G 15/553 (2013.01); G03G 2221/1663 (2013.01);
Abstract

An image forming apparatus that forms a toner image on a recording medium includes a fixing unit configured to fix the unfixed toner image on the recording medium while conveying the recording medium bearing the unfixed toner image at a nip portion. The fixing unit includes a fixing rotating member and a pressure member forming the nip portion with the fixing rotating member. The apparatus also includes: a counting portion configured to count the cumulative rotation time of the fixing rotating member and the cumulative number of startups of the fixing unit; and a notifying portion configured to performing notification of information about at least one of the lifetime expiration of the fixing unit and the necessity of replacing the fixing unit. The notifying portion performs the notification in accordance with the cumulative rotation time and the cumulative number of startups of the fixing unit.


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