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:
Oct. 20, 2015
Filed:
Dec. 10, 2010
Hiroyuki Tanaka, Kawasaki, JP;
Shunya Sunouchi, Kawasaki, JP;
Seiji Suzuki, Ebina, JP;
Takaya Sato, Kawasaki, JP;
Hiroyuki Tanaka, Kawasaki, JP;
Shunya Sunouchi, Kawasaki, JP;
Seiji Suzuki, Ebina, JP;
Takaya Sato, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A printing apparatus includes a first circulation pump which is provided in a channel between a print head and a first storage tank and which supplies ink from a second storage tank to the print head. The printing apparatus further includes a second circulation pump which is provided in a channel between the first storage tank and the second storage tank which supplies ink from the first storage tank to the second storage tank. The printing apparatus further includes a control unit which controls the driving of the first circulation pump and second circulation pump, and a detecting unit which detects the amount of ink stored in the second storage tank. The control unit controls the driving of the second circulation pump on the basis of a detection result by the detecting unit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile