ACTUATOR, DRIVE DEVICE AND ELECTRONIC DEVICE

Title:

ACTUATOR, DRIVE DEVICE AND ELECTRONIC DEVICE

Document Type and Number:

WIPO Patent Application WO/2021/039567

Kind Code:

A1

Abstract:

[Problem] To provide an actuator which is provided with: an actuator main body that has a first surface and a second surface facing each other; a first constraining member that is provided on the first surface and constrains the expansion and contraction of the first surface; and a second constraining member that is provided on the second surface and constrains the expansion and contraction of the second surface. The actuator main body is provided with: a first electrode; a second electrode that faces the first electrode; and an elastomer layer that is arranged between the first electrode and the second electrode. The first electrode is a patterned electrode. The first constraining member and the second constraining member are provided so as to correspond to the first electrode.

Inventors:

NAKATA AKIHIRO (JP)
NAKAMARU SATOSHI (JP)
GOTO YOSHIO (JP)
NAKAO MICHIKO (JP)
MIYAHARA KAZUHIKO (JP)

Application Number:

PCT/JP2020/031401

Publication Date:

March 04, 2021

Filing Date:

August 20, 2020

Export Citation:

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Assignee:

SONY CORP (JP)

International Classes:

H02N2/04; B06B1/06; G02B7/04; G06F3/01; H01L41/047; H01L41/083; H01L41/09; H01L41/29

Domestic Patent References:

WO2016031137A1

2016-03-03

Foreign References:

JP2009021328A	2009-01-29
JP2008206285A	2008-09-04
JPH08335726A	1996-12-17
JP2014207391A	2014-10-30
US20120068957A1	2012-03-22
JP2019068031A	2019-04-25
JPH04359684A	1992-12-11
JP2019004629A	2019-01-10

Other References: