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. 18, 2015
Filed:
Jun. 29, 2012
Nobuo Kobayashi, Tokyo, JP;
Noriaki Hirano, Tokyo, JP;
Masaru Nanao, Tokyo, JP;
Masahiro Kitajima, Tokyo, JP;
Mitsunao Homma, Tokyo, JP;
Nobuo Kobayashi, Tokyo, JP;
Noriaki Hirano, Tokyo, JP;
Masaru Nanao, Tokyo, JP;
Masahiro Kitajima, Tokyo, JP;
Mitsunao Homma, Tokyo, JP;
TDK CORPORATION, Tokyo, JP;
Abstract
A piezoelectric element is provided with an element body, which has a pair of principal faces opposed to each other and an end face extending in a direction in which the pair of principal faces are opposed to each other, so as to connect the pair of principal faces, and which is comprised of a piezoelectric ceramic material; a pair of electrodes arranged respectively on the pair of principal faces; and a resin covering an entire area of the end face and arranged so as to make contact with the pair of electrodes. The resin has two edges in the aforementioned direction projecting outward in the aforementioned direction from the respective electrodes.