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:
Jan. 03, 2017
Filed:
Aug. 26, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid ejection head includes a plurality of piezoelectric transducers that are configured to generate energy for respectively ejecting liquid from a plurality of ejection ports and arranged in line so as to constitute a plurality of columns and a common electrode connected to the plurality of piezoelectric transducers. The common electrode is provided with a plurality of first connection areas to which the plurality of piezoelectric transducers are connected commonly in units of columns and a second connection area that connects the plurality of first connection areas to one another. This liquid ejection head further includes a reinforcing wiring laminated on the second connection area and a wiring substrate including a drive wiring that is connected to the reinforcing wiring at at least one connection point and electrically connected to the common electrode via the connection point.