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:
Feb. 19, 2019
Filed:
Aug. 10, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Kosuke Nishikawa, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 21/20 (2006.01);
U.S. Cl.
CPC ...
G03G 21/206 (2013.01);
Abstract
First intake and first exhaust fans provided in a first image forming apparatus and second intake and second exhaust fans provided in a second image forming apparatus having a slower normal image forming speed than the first image forming apparatus are configured with the same specifications, and the numbers of revolutions of the second intake and second exhaust fans are driven and controlled to become less than the numbers of revolutions of the first intake and first exhaust fans.