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:
Jul. 12, 2016
Filed:
May. 31, 2013
Kyocera Corporation, Kyoto-shi, Kyoto, JP;
Shuichi Fukuoka, Kirishima, JP;
Noriyuki Kushima, Kirishima, JP;
Takeshi Hirayama, Kirishima, JP;
Tooru Takahashi, Kagoshima, JP;
Yutaka Makino, Kirishima, JP;
Atsushi Ishihara, Kirishima, JP;
Hiroshi Ninomiya, Kirishima, JP;
Kenji Yamakawa, Kirishima, JP;
Kentarou Miyazato, Kirishima, JP;
Kyocera Corporation, Kyoto-shi, Kyoto, JP;
Abstract
An acoustic generator according to an aspect of an embodiment includes a piezoelectric element (exciter), a vibrating body. The piezoelectric element receives an input of an electrical signal and is caused to vibrate. The piezoelectric element is mounted on the vibrating body, and the vibrating body is caused to vibrate by the vibration of the piezoelectric element. The acoustic generator includes at least one pair of two adjacent portions with different stiffnesses in a plan view, and has at least one damper provided contacting with both of the two adjacent portions.