ATE421170T1 - Elektroaktiver aktuator - Google Patents

Elektroaktiver aktuator

Info

Publication number
ATE421170T1
ATE421170T1 AT03775517T AT03775517T ATE421170T1 AT E421170 T1 ATE421170 T1 AT E421170T1 AT 03775517 T AT03775517 T AT 03775517T AT 03775517 T AT03775517 T AT 03775517T AT E421170 T1 ATE421170 T1 AT E421170T1
Authority
AT
Austria
Prior art keywords
electro
active material
layers
electroactive actuator
electrode layers
Prior art date
Application number
AT03775517T
Other languages
German (de)
English (en)
Inventor
James Allan
David Pearce
Richard Topliss
Original Assignee
1 Ltd
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
Priority claimed from GBGB0226846.4A external-priority patent/GB0226846D0/en
Priority claimed from GB0229927A external-priority patent/GB0229927D0/en
Priority claimed from GB0307160A external-priority patent/GB0307160D0/en
Priority claimed from GB0311676A external-priority patent/GB0311676D0/en
Application filed by 1 Ltd filed Critical 1 Ltd
Application granted granted Critical
Publication of ATE421170T1 publication Critical patent/ATE421170T1/de

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
    • H10N30/20—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
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • 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
    • H10N30/01—Manufacture or treatment
    • H10N30/08—Shaping or machining of piezoelectric or electrostrictive bodies
    • 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
    • H10N30/01—Manufacture or treatment
    • H10N30/09—Forming piezoelectric or electrostrictive materials
    • H10N30/093—Forming inorganic materials
    • H10N30/097—Forming inorganic materials by sintering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/01—Non-planar magnetostrictive, piezoelectric or electrostrictive benders

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Vehicle Body Suspensions (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Fluid-Damping Devices (AREA)
  • Power Steering Mechanism (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Valve Device For Special Equipments (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Micromachines (AREA)
AT03775517T 2002-11-19 2003-11-11 Elektroaktiver aktuator ATE421170T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GBGB0226846.4A GB0226846D0 (en) 2002-11-19 2002-11-19 Curved electro-active actuators with integral terminals
GB0229927A GB0229927D0 (en) 2002-12-24 2002-12-24 Curved electro-active actuator configuration
GB0307160A GB0307160D0 (en) 2003-03-28 2003-03-28 Ceramic actuator and loudspeaker
GB0311676A GB0311676D0 (en) 2003-05-21 2003-05-21 Ceramic actuator, method of manufacturing and uses thereof

Publications (1)

Publication Number Publication Date
ATE421170T1 true ATE421170T1 (de) 2009-01-15

Family

ID=32329937

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03775517T ATE421170T1 (de) 2002-11-19 2003-11-11 Elektroaktiver aktuator

Country Status (9)

Country Link
US (1) US20050269906A1 (2)
EP (1) EP1563550B1 (2)
JP (1) JP2006509490A (2)
KR (1) KR20050074634A (2)
AT (1) ATE421170T1 (2)
AU (1) AU2003283543A1 (2)
DE (1) DE60325884D1 (2)
TW (1) TW200423788A (2)
WO (1) WO2004047192A2 (2)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0303150D0 (en) * 2003-02-12 2003-03-19 1 Ltd Method and apparatus for manufacturing ceramic devices
EP1851808B1 (en) 2005-02-15 2013-08-14 Nokia Corporation Piezoelectric actuator element for micromovement
KR100979522B1 (ko) * 2007-08-10 2010-09-02 재단법인서울대학교산학협력재단 열가소성 물질을 이용한 나선형 압전 액츄에이터의제조방법 및 그로부터 제조된 나선형 압전 액츄에이터 및초소형 초음파 모터
JP4944159B2 (ja) * 2009-06-02 2012-05-30 Ｔｄｋ株式会社 圧電アクチュエータ及び圧電アクチュエータの製造方法
DE102013020496A1 (de) 2013-12-11 2015-06-11 Airbus Defence and Space GmbH Aktuatormontageverfahren und Herstellverfahren für eine Eisschutzvorrichtung sowie Montagevorrichtung
MY201278A (en) 2015-09-14 2024-02-14 Wing Acoustics Ltd Improvements in or relating to audio transducers
CN109937488A (zh) * 2016-11-14 2019-06-25 皇家飞利浦有限公司 用于电活性致动器的刚度控制
US11166100B2 (en) 2017-03-15 2021-11-02 Wing Acoustics Limited Bass optimization for audio systems and devices
WO2018172944A1 (en) 2017-03-22 2018-09-27 Wing Acoustics Limited Systems methods and devices relating to hinges and audio transducers
JP7073646B2 (ja) * 2017-07-26 2022-05-24 ヤマハ株式会社 トランスデューサ
CN111629841B (zh) * 2018-01-22 2022-04-29 华为技术有限公司 带电活性聚合物弯曲构件的音频显示屏
US11131907B2 (en) * 2018-12-19 2021-09-28 Lintec Of America, Inc. Device sweeper

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2877363A (en) * 1954-10-29 1959-03-10 Tibbetts Lab Inc Transducer leads
US3816774A (en) * 1972-01-28 1974-06-11 Victor Company Of Japan Curved piezoelectric elements
US4240002A (en) * 1979-04-02 1980-12-16 Motorola, Inc. Piezoelectric transducer arrangement with integral terminals and housing
US4404489A (en) * 1980-11-03 1983-09-13 Hewlett-Packard Company Acoustic transducer with flexible circuit board terminals
JPS61205100A (ja) * 1985-03-08 1986-09-11 Murata Mfg Co Ltd 圧電発音体
US4633122A (en) * 1985-06-18 1986-12-30 Pennwalt Corporation Means for electrically connecting electrodes on different surfaces of piezoelectric polymeric films
DE69026765T2 (de) * 1989-07-11 1996-10-24 Ngk Insulators Ltd Einen piezoelektrischen/elektrostriktiven Film enthaltende piezoelektrischer/elektrostriktiver Antrieb
US5404067A (en) * 1990-08-10 1995-04-04 Siemens Aktiengesellschaft Bonded piezoelectric bending transducer and process for producing the same
JP3222220B2 (ja) * 1992-10-19 2001-10-22 株式会社村田製作所 チップ型圧電共振子の製造方法
US6420819B1 (en) * 1994-01-27 2002-07-16 Active Control Experts, Inc. Packaged strain actuator
JPH09148643A (ja) * 1995-11-24 1997-06-06 Sony Corp アクチュエータ及びその製造方法
GB9818719D0 (en) * 1998-08-28 1998-10-21 New Transducers Ltd Vubration exciter
WO2001047318A2 (en) * 1999-12-21 2001-06-28 1... Limited Loudspeaker using an electro-active device
GB0115073D0 (en) * 2001-06-20 2001-08-15 1 Ltd Camera lens positioning using an electro-active device

Also Published As

Publication number Publication date
JP2006509490A (ja) 2006-03-16
KR20050074634A (ko) 2005-07-18
AU2003283543A1 (en) 2004-06-15
WO2004047192A2 (en) 2004-06-03
EP1563550A2 (en) 2005-08-17
WO2004047192A3 (en) 2004-11-11
EP1563550B1 (en) 2009-01-14
DE60325884D1 (de) 2009-03-05
US20050269906A1 (en) 2005-12-08
TW200423788A (en) 2004-11-01

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties