JP7704200B2 - 構造体 - Google Patents

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Publication number
JP7704200B2
JP7704200B2 JP2023531930A JP2023531930A JP7704200B2 JP 7704200 B2 JP7704200 B2 JP 7704200B2 JP 2023531930 A JP2023531930 A JP 2023531930A JP 2023531930 A JP2023531930 A JP 2023531930A JP 7704200 B2 JP7704200 B2 JP 7704200B2
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JP
Japan
Prior art keywords
charge
electret
ceramic
resin
flexible member
Prior art date
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JP2023531930A
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English (en)
Japanese (ja)
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JPWO2023276941A5 (https=
JPWO2023276941A1 (https=
Inventor
貴志 立石
洪 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2023276941A1 publication Critical patent/JPWO2023276941A1/ja
Publication of JPWO2023276941A5 publication Critical patent/JPWO2023276941A5/ja
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
    • H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
    • 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
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • 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
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/852—Composite materials, e.g. having 1-3 or 2-2 type connectivity
    • 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
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/853—Ceramic compositions
    • 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
    • H10N30/883—Additional insulation means preventing electrical, physical or chemical damage, e.g. protective coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
JP2023531930A 2021-06-29 2022-06-27 構造体 Active JP7704200B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021107860 2021-06-29
JP2021107860 2021-06-29
PCT/JP2022/025546 WO2023276941A1 (ja) 2021-06-29 2022-06-27 構造体

Publications (3)

Publication Number Publication Date
JPWO2023276941A1 JPWO2023276941A1 (https=) 2023-01-05
JPWO2023276941A5 JPWO2023276941A5 (https=) 2024-03-18
JP7704200B2 true JP7704200B2 (ja) 2025-07-08

Family

ID=84691427

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023531930A Active JP7704200B2 (ja) 2021-06-29 2022-06-27 構造体

Country Status (5)

Country Link
US (1) US12347629B2 (https=)
EP (1) EP4366491A4 (https=)
JP (1) JP7704200B2 (https=)
CN (1) CN117501860A (https=)
WO (1) WO2023276941A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008053527A (ja) 2006-08-25 2008-03-06 Nsk Ltd 誘電性ゴム積層体及びその製造方法
JP2008064866A (ja) 2006-09-05 2008-03-21 Kochi Univ Of Technology 液晶流動を利用した発電機構
WO2014017184A1 (ja) 2012-07-25 2014-01-30 株式会社ビスキャス 振動発電体およびその製造方法
JP2014121201A (ja) 2012-12-18 2014-06-30 Viscas Corp 積層発電体
WO2020049912A1 (ja) 2018-09-06 2020-03-12 東邦化成株式会社 圧電素子

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397120A1 (fr) * 1977-07-04 1979-02-02 Lewiner Jacques Perfectionnements aux transducteurs electromecaniques
JP5859370B2 (ja) * 2012-04-23 2016-02-10 富士フイルム株式会社 エネルギ変換素子およびその製造方法
CN104756213A (zh) * 2012-10-31 2015-07-01 日本华尔卡工业株式会社 压电层叠体
US9929679B2 (en) * 2013-03-19 2018-03-27 Sendai Smart Machines Co., Ltd. Electrostatic induction-type vibration power generation device and method of manufacturing the same
CN109950045B (zh) 2019-03-19 2020-08-14 西安交通大学 一种具有可调控类挠曲电效应的挠曲电驻极体及其制备方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008053527A (ja) 2006-08-25 2008-03-06 Nsk Ltd 誘電性ゴム積層体及びその製造方法
JP2008064866A (ja) 2006-09-05 2008-03-21 Kochi Univ Of Technology 液晶流動を利用した発電機構
WO2014017184A1 (ja) 2012-07-25 2014-01-30 株式会社ビスキャス 振動発電体およびその製造方法
JP2014121201A (ja) 2012-12-18 2014-06-30 Viscas Corp 積層発電体
WO2020049912A1 (ja) 2018-09-06 2020-03-12 東邦化成株式会社 圧電素子

Also Published As

Publication number Publication date
CN117501860A (zh) 2024-02-02
EP4366491A4 (en) 2025-06-04
US20230386755A1 (en) 2023-11-30
US12347629B2 (en) 2025-07-01
WO2023276941A1 (ja) 2023-01-05
JPWO2023276941A1 (https=) 2023-01-05
EP4366491A1 (en) 2024-05-08

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