JPWO2021044744A1 - - Google Patents

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Publication number
JPWO2021044744A1
JPWO2021044744A1 JP2021543644A JP2021543644A JPWO2021044744A1 JP WO2021044744 A1 JPWO2021044744 A1 JP WO2021044744A1 JP 2021543644 A JP2021543644 A JP 2021543644A JP 2021543644 A JP2021543644 A JP 2021543644A JP WO2021044744 A1 JPWO2021044744 A1 JP WO2021044744A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2021543644A
Other versions
JP7354264B2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2021044744A1 publication Critical patent/JPWO2021044744A1/ja
Application granted granted Critical
Publication of JP7354264B2 publication Critical patent/JP7354264B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/88—Mounts; Supports; Enclosures; Casings
    • H10N30/886—Additional mechanical prestressing means, e.g. springs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/88—Mounts; Supports; Enclosures; Casings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/02—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors
    • H02N2/04—Constructional details
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/87—Electrodes or interconnections, e.g. leads or terminals
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/87—Electrodes or interconnections, e.g. leads or terminals
    • H10N30/871—Single-layered electrodes of multilayer piezoelectric or electrostrictive devices, e.g. internal electrodes
JP2021543644A 2019-09-04 2020-07-16 圧電アクチュエータ Active JP7354264B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019161546 2019-09-04
JP2019161546 2019-09-04
PCT/JP2020/027725 WO2021044744A1 (ja) 2019-09-04 2020-07-16 圧電アクチュエータ

Publications (2)

Publication Number Publication Date
JPWO2021044744A1 true JPWO2021044744A1 (ja) 2021-03-11
JP7354264B2 JP7354264B2 (ja) 2023-10-02

Family

ID=74852390

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021543644A Active JP7354264B2 (ja) 2019-09-04 2020-07-16 圧電アクチュエータ

Country Status (5)

Country Link
US (1) US20220254981A1 (ja)
EP (1) EP4027398A4 (ja)
JP (1) JP7354264B2 (ja)
CN (1) CN113994491A (ja)
WO (1) WO2021044744A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11867068B2 (en) * 2022-05-09 2024-01-09 General Electric Company Fast response active clearance systems with piezoelectric actuator in axial, axial/radial combined, and circumferential directions

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03248581A (ja) * 1990-02-27 1991-11-06 Nec Corp 電歪効果素子
JP2002299708A (ja) * 2001-03-29 2002-10-11 Kyocera Corp アクチュエータ及び噴射装置
JP2003037983A (ja) * 2001-07-26 2003-02-07 Nec Tokin Ceramics Corp 変位反転型アクチュエータ装置
JP2014202316A (ja) * 2013-04-08 2014-10-27 本田技研工業株式会社 減衰力可変ダンパ
JP2017228574A (ja) * 2016-06-20 2017-12-28 京セラ株式会社 圧電アクチュエータ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113108A (en) * 1988-11-04 1992-05-12 Nec Corporation Hermetically sealed electrostrictive actuator
JP2010192832A (ja) 2009-02-20 2010-09-02 Nec Tokin Corp ケース封止型積層圧電アクチュエータ
JP6711908B2 (ja) * 2016-05-16 2020-06-17 京セラ株式会社 圧電アクチュエータ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03248581A (ja) * 1990-02-27 1991-11-06 Nec Corp 電歪効果素子
JP2002299708A (ja) * 2001-03-29 2002-10-11 Kyocera Corp アクチュエータ及び噴射装置
JP2003037983A (ja) * 2001-07-26 2003-02-07 Nec Tokin Ceramics Corp 変位反転型アクチュエータ装置
JP2014202316A (ja) * 2013-04-08 2014-10-27 本田技研工業株式会社 減衰力可変ダンパ
JP2017228574A (ja) * 2016-06-20 2017-12-28 京セラ株式会社 圧電アクチュエータ

Also Published As

Publication number Publication date
EP4027398A1 (en) 2022-07-13
JP7354264B2 (ja) 2023-10-02
CN113994491A (zh) 2022-01-28
EP4027398A4 (en) 2023-09-20
US20220254981A1 (en) 2022-08-11
WO2021044744A1 (ja) 2021-03-11

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