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:
Nov. 11, 2014
Filed:
Jan. 17, 2013
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventor:
Hwan-soo Suh, Gunpo-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02N 2/02 (2006.01); H02N 2/04 (2006.01); H02N 2/10 (2006.01); H01L 41/09 (2006.01); H02N 2/00 (2006.01);
U.S. Cl.
CPC ...
H02N 2/043 (2013.01); H02N 2/101 (2013.01); H01L 41/0993 (2013.01); H02N 2/0095 (2013.01); H02N 2/025 (2013.01); H02N 2/028 (2013.01); H02N 2/02 (2013.01);
Abstract
A piezoelectric actuator includes a fixed body, a movable body arranged to face the fixed body, and a plurality of piezoelectric elements arranged between the fixed body and the movable body and operating in a shearing mode. Each piezoelectric element having one end fixed to the fixed body and another end contacting the movable body, wherein a direction of polarization of each of the plurality of piezoelectric elements is different from each other.