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:
Sep. 17, 2019
Filed:
Dec. 28, 2015
Applicant:
Sony Corporation, Tokyo, JP;
Inventor:
Hideo Niikura, Tokyo, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 36/00 (2006.01); H02N 1/00 (2006.01); H01H 59/00 (2006.01);
U.S. Cl.
CPC ...
H02N 1/006 (2013.01); H02N 1/008 (2013.01); H01H 59/0009 (2013.01); H01H 2036/0093 (2013.01);
Abstract
An electrostatic actuator, including a base section, a movable electrode section to be displaceable in a predetermined direction with respect to the base section, and a plurality of fixed electrodes fixed to the base section to be separated from the movable electrode section along a movable direction of the movable electrode section and face the movable electrode section. Further, the plurality of fixed electrodes are electrically separated from each other. The electrostatic actuator is driven in accordance with a drive voltage selectively applied to the plurality of fixed electrodes and a voltage value of the drive voltage.