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:
Aug. 12, 2014
Filed:
May. 18, 2011
Keisuke Matsuo, Yokohama, JP;
Hiroki Hayashi, Kawasaki, JP;
Kenta Udagawa, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink cartridge includes an ink storage bag, a spout for ink supply and an agitation member individually attached to the ink storage bag, and a cartridge case containing the ink storage bag. The agitation member includes an agitation portion arranged in the ink storage bag and configured to agitate ink, and an operation portion connected to the agitation portion, positioned outside the ink storage bag, and configured to operate the agitation portion. The spout and the operation portion of the agitation member are arranged to one side of the cartridge case, the spout is fixed to the cartridge case, the ink storage bag is extended toward the other side of the cartridge case opposite to the one side thereof, and the ink storage bag has a free end without being fixed to the cartridge case.