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:
Jan. 06, 2015

Filed:

Jul. 11, 2012
Applicants:

Dae Woong Yun, Gyunggi-do, KR;

Dong Sun Park, Gyunggi-do, KR;

Jae Kyung Kim, Gyunggi-do, KR;

Joon Choi, Gyunggi-do, KR;

Yeon Ho Son, Gyunggi-do, KR;

Inventors:

Dae Woong Yun, Gyunggi-do, KR;

Dong Sun Park, Gyunggi-do, KR;

Jae Kyung Kim, Gyunggi-do, KR;

Joon Choi, Gyunggi-do, KR;

Yeon Ho Son, Gyunggi-do, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/053 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed herein is a piezoelectric vibration module including a vibration plate that is surrounded by an upper case and a lower case, and includes a first stopper capable of preventing direct collision between a piezoelectric element and an internal constituent member, for example, an upper plate while vibrating linearly therein. In particular, the piezoelectric vibration module may further include a second stopper in the lower case.


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