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:
Sep. 10, 2013
Filed:
Dec. 21, 2011
Takeho Miyashita, Kawasaki, JP;
Yasuo Kotaki, Yokohama, JP;
Hitoshi Takada, Yokohama, JP;
Koichi Kubo, Yokohama, JP;
Hiroki Hayashi, Kawasaki, JP;
Takeho Miyashita, Kawasaki, JP;
Yasuo Kotaki, Yokohama, JP;
Hitoshi Takada, Yokohama, JP;
Koichi Kubo, Yokohama, JP;
Hiroki Hayashi, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink tank for being installed in an ink jet recording apparatus to supply ink thereto, including an ink storage portion, one side surface of a casing of the ink tank in which side surface an opening for supplying ink to the apparatus is formed, and a joint member for joining the one side surface to the apparatus by engaging with a connection member of the apparatus. The joint member has a welding portion for being welded to the one side surface along a peripheral portion of the opening, the welding portion corresponding to the peripheral portion; and a hollow portion forming a positioning hole for inserting therein and engaging therewith the connection member for determining a relative position of the apparatus and the one side surface. The hollow portion is provided on the outside of the welding portion and abuts to the one side surface without being welded.