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.

Date of Patent:
Oct. 27, 2020

Filed:

Mar. 14, 2019
Applicant:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;

Inventors:

Takashi Aiba, Nagoya, JP;

Keiji Kura, Chita, JP;

Assignee:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); H01L 41/047 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14274 (2013.01); B41J 2/14233 (2013.01); H01L 41/047 (2013.01); B41J 2002/14258 (2013.01); B41J 2002/14306 (2013.01); B41J 2002/14459 (2013.01); B41J 2002/14491 (2013.01);
Abstract

There is provided a liquid discharge head including: a piezoelectric body, a common electrode, a bypass trace, and a plurality of individual electrodes. The piezoelectric body is provided with: a first through hole extending in a stacking direction between a conductive layer constructing the piezoelectric body and a first extending portion of the common electrode, and a second through hole extending in the stacking direction between the conductive layer and the first extending portion. The conductive layer and the first extending portion are electrically connected to each other by a conductive material arranged in the first and second through holes.


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