TW200423788A - Electro-active actuator - Google Patents
Electro-active actuator Download PDFInfo
- Publication number
- TW200423788A TW200423788A TW092132429A TW92132429A TW200423788A TW 200423788 A TW200423788 A TW 200423788A TW 092132429 A TW092132429 A TW 092132429A TW 92132429 A TW92132429 A TW 92132429A TW 200423788 A TW200423788 A TW 200423788A
- Authority
- TW
- Taiwan
- Prior art keywords
- actuator
- electro
- activated
- item
- patent application
- Prior art date
Links
- 239000011263 electroactive material Substances 0.000 claims abstract description 43
- 230000004913 activation Effects 0.000 claims abstract description 21
- 238000006073 displacement reaction Methods 0.000 claims description 35
- 238000004804 winding Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 31
- 239000000919 ceramic Substances 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 claims description 13
- 230000003213 activating effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 5
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 2
- 206010011878 Deafness Diseases 0.000 claims 1
- 238000004814 ceramic processing Methods 0.000 claims 1
- 210000003608 fece Anatomy 0.000 claims 1
- 239000008267 milk Substances 0.000 claims 1
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- 238000010276 construction Methods 0.000 abstract description 3
- 230000010287 polarization Effects 0.000 description 12
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- 230000008901 benefit Effects 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000005304 joining Methods 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
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- 206010011469 Crying Diseases 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
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- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 108090000951 RNA polymerase sigma 70 Proteins 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 201000001493 benign recurrent intrahepatic cholestasis Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 210000002257 embryonic structure Anatomy 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- -1 polymethylene methacrylate Polymers 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
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
-
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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; DEAF-AID SETS; 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)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
- Vehicle Body Suspensions (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Power Steering Mechanism (AREA)
- Valve Device For Special Equipments (AREA)
- Fluid-Damping Devices (AREA)
- Micromachines (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
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 |
|---|---|
| TW200423788A true TW200423788A (en) | 2004-11-01 |
Family
ID=32329937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW092132429A TW200423788A (en) | 2002-11-19 | 2003-11-19 | Electro-active actuator |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20050269906A1 (enExample) |
| EP (1) | EP1563550B1 (enExample) |
| JP (1) | JP2006509490A (enExample) |
| KR (1) | KR20050074634A (enExample) |
| AT (1) | ATE421170T1 (enExample) |
| AU (1) | AU2003283543A1 (enExample) |
| DE (1) | DE60325884D1 (enExample) |
| TW (1) | TW200423788A (enExample) |
| WO (1) | WO2004047192A2 (enExample) |
Families Citing this family (12)
| 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 |
| AU2016322836B2 (en) | 2015-09-14 | 2021-07-29 | Wing Acoustics Limited | Improvements in or relating to audio transducers |
| EP3539164B1 (en) * | 2016-11-14 | 2020-08-12 | Koninklijke Philips N.V. | Stiffness control for electroactive actuators |
| WO2018167538A1 (en) | 2017-03-15 | 2018-09-20 | Wing Acoustics Limited | Improvements in or relating to audio systems |
| US11137803B2 (en) | 2017-03-22 | 2021-10-05 | Wing Acoustics Limited | Slim electronic devices and audio transducers incorporated therein |
| JP7073646B2 (ja) * | 2017-07-26 | 2022-05-24 | ヤマハ株式会社 | トランスデューサ |
| US11272295B2 (en) | 2018-01-22 | 2022-03-08 | Huawei Technologies Co., Ltd. | Audio display with electro-active polymer bender element |
| US11131907B2 (en) * | 2018-12-19 | 2021-09-28 | Lintec Of America, Inc. | Device sweeper |
Family Cites Families (14)
| 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 |
| EP0408306B1 (en) * | 1989-07-11 | 1996-05-01 | Ngk Insulators, Ltd. | Piezoelectric/electrostrictive actuator having at least one piezoelectric/electrostrictive film |
| 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 |
| GB2376834B (en) * | 1999-12-21 | 2003-06-25 | 1 Ltd | Loudspeaker using an electro-active device |
| GB0115073D0 (en) * | 2001-06-20 | 2001-08-15 | 1 Ltd | Camera lens positioning using an electro-active device |
-
2003
- 2003-11-11 US US10/535,497 patent/US20050269906A1/en not_active Abandoned
- 2003-11-11 KR KR1020057009026A patent/KR20050074634A/ko not_active Withdrawn
- 2003-11-11 WO PCT/GB2003/004862 patent/WO2004047192A2/en not_active Ceased
- 2003-11-11 EP EP03775517A patent/EP1563550B1/en not_active Expired - Lifetime
- 2003-11-11 AU AU2003283543A patent/AU2003283543A1/en not_active Abandoned
- 2003-11-11 JP JP2004570298A patent/JP2006509490A/ja active Pending
- 2003-11-11 AT AT03775517T patent/ATE421170T1/de not_active IP Right Cessation
- 2003-11-11 DE DE60325884T patent/DE60325884D1/de not_active Expired - Lifetime
- 2003-11-19 TW TW092132429A patent/TW200423788A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006509490A (ja) | 2006-03-16 |
| AU2003283543A1 (en) | 2004-06-15 |
| EP1563550A2 (en) | 2005-08-17 |
| KR20050074634A (ko) | 2005-07-18 |
| ATE421170T1 (de) | 2009-01-15 |
| US20050269906A1 (en) | 2005-12-08 |
| WO2004047192A3 (en) | 2004-11-11 |
| EP1563550B1 (en) | 2009-01-14 |
| DE60325884D1 (de) | 2009-03-05 |
| WO2004047192A2 (en) | 2004-06-03 |
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