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:
Dec. 06, 2016
Filed:
Jul. 30, 2014
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon-Si, KR;
Inventors:
Dong Su Moon, Suwon-Si, KR;
Kyung Su Park, Suwon-Si, KR;
Sang Jin Lee, Suwon-Si, KR;
Jae Kyung Kim, Suwon-Si, KR;
Joon Choi, Suwon-Si, KR;
Yeon Ho Son, Suwon-Si, KR;
Assignee:
MPLUS CO., LTD., Suwon-Si, Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01); H01L 41/09 (2006.01); H01L 41/053 (2006.01); B06B 1/12 (2006.01);
U.S. Cl.
CPC ...
H01L 41/0933 (2013.01); B06B 1/12 (2013.01); H01L 41/053 (2013.01);
Abstract
There is provided a vibration generating apparatus including: an elastic member having both end portions thereof fixedly installed on a support part of a lower case; a piezoelectric element installed on one surface of the elastic member; and a mass body part connected to the elastic member to increase an amount of vibrations, wherein the mass body part is provided with protrusion portions for first contacting the lower case at the time of an external impact.