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:
Oct. 25, 2022
Filed:
Nov. 26, 2019
Piezoelectric driving device, optical member driving device, camera device, and electronic apparatus
Applicant:
New Shicoh Motor Co., Ltd., Zhejiang, CN;
Inventors:
Assignee:
NEW SHICOH MOTOR CO., LTD., Zhejiang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 7/18 (2021.01); H02N 2/06 (2006.01); H02N 2/02 (2006.01);
U.S. Cl.
CPC ...
G02B 7/02 (2013.01); G02B 7/1805 (2013.01); H02N 2/028 (2013.01); H02N 2/065 (2013.01);
Abstract
A piezoelectric driving device includes: a driving portion to be brought into frictional contact with an object to be driven, which is moved with respect to a fixed body; and at least two piezoelectric portions, which are formed integrally with the driving portion, are arranged on a predetermined plane with the driving portion being sandwiched between the at least two piezoelectric portions, and are configured to be bent with respect to the predetermined plane when voltages are applied to the at least two piezoelectric portions, wherein outer edges of entirety of the at least two piezoelectric portions are fixed to the fixed body.