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:
Nov. 13, 2007
Filed:
Nov. 24, 2004
Applicants:
Keiichiro Tsukuda, Yokohama, JP;
Kazuhiko Okito, Hiratsuka, JP;
Hiroshi Yamada, Yokohama, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ink container detachably mountable to a recording head, the recording head including an ink jet recording chip which is driven by a driving voltage supplied through a driving voltage wiring lead and an electric signal supplied through an electric signal wiring lead to eject ink, an electrical opening portion provided in at least one of the driving voltage wiring lead and the electric signal wiring lead, the ink container includes a connection element for establishing electrical connection by electrically closing the electrical opening portion when the ink container is mounted to the recording head.