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. 06, 2015
Filed:
Dec. 26, 2013
Applicant:
Nikon Corporation, Tokyo, JP;
Inventors:
Kunihiro Kuwano, Kawasaki, JP;
Hiromoto Kanamitsu, Funabashi, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01); H02N 2/00 (2006.01); G02B 7/08 (2006.01); H02N 2/10 (2006.01); H02N 2/14 (2006.01); G02B 7/04 (2006.01);
U.S. Cl.
CPC ...
H02N 2/001 (2013.01); G02B 7/04 (2013.01); G02B 7/08 (2013.01); H02N 2/101 (2013.01); H02N 2/14 (2013.01);
Abstract
A piezoelectric actuator includes: a plurality of first piezoelectric elements; a first member that is interposed between the plurality of first piezoelectric elements and that is driven in a first direction by the plurality of first piezoelectric elements; a second piezoelectric element that is disposed on the first member; and a second member that is disposed in contact with the second piezoelectric element and that is driven in a second direction intersecting the first direction by the second piezoelectric element.