JP6590082B2 - 振動装置 - Google Patents
振動装置 Download PDFInfo
- Publication number
- JP6590082B2 JP6590082B2 JP2018550181A JP2018550181A JP6590082B2 JP 6590082 B2 JP6590082 B2 JP 6590082B2 JP 2018550181 A JP2018550181 A JP 2018550181A JP 2018550181 A JP2018550181 A JP 2018550181A JP 6590082 B2 JP6590082 B2 JP 6590082B2
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- JP
- Japan
- Prior art keywords
- diaphragm
- piezoelectric film
- slit
- axis direction
- film
- Prior art date
- 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.)
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
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- 239000002042 Silver nanowire Substances 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
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- 239000011889 copper foil Substances 0.000 description 1
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- 229920001746 electroactive polymer Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
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- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0603—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a piezoelectric bender, e.g. bimorph
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0688—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF
-
- 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
- H10N30/2047—Membrane type
-
- 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
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Input From Keyboards Or The Like (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Push-Button Switches (AREA)
Description
20,50,60…振動板
21,51,52…スリット
30…圧電フィルム
70,71…スペーサ
200…ベースフィルム
201A,201B…電極
Claims (7)
- 振動板と、
前記振動板と対向するように、前記振動板の第一方向に所定の間隔を隔てて該第一方向に垂直な第二方向と平行に並ぶ複数の圧電フィルムと、
を備え、
前記振動板は前記第一方向が長辺で、前記第二方向が短辺である矩形状であり、かつ一以上のスリットを有し、
前記スリットは、前記振動板の前記第二方向における端部から前記第二方向と平行に形成され、
前記スリットで画分される前記振動板の各領域は、前記第二方向の断面形状が同一であり、
前記圧電フィルムは前記振動板に前記第二方向に沿って張架された状態で固定され、かつ電圧を加えることで面方向に伸縮する振動装置。 - 前記スリットで画分される前記振動板の領域は、前記第一方向が短辺であり、かつ前記第二方向が長辺である矩形状である請求項1に記載の振動装置。
- 前記圧電フィルムは前記スリットで画分された領域に二枚以下配置される請求項1又は請求項2に記載の振動装置。
- 前記圧電フィルムは少なくとも三枚以上である請求項1乃至請求項3のいずれかに記載の振動装置。
- 前記スリットは、前記振動板の前記第二方向における中央近辺まで形成されている請求項1乃至請求項4のいずれかに記載の振動装置。
- 前記振動板と前記圧電フィルムとの間に配置されるスペーサを備え、
前記スペーサは前記振動板の前記第一方向に沿って伸びる請求項1乃至請求項5のいずれかに記載の振動装置。 - 前記振動板は、前記圧電フィルムが固定されていない状態では平板面が湾曲した状態であり、前記湾曲した平板面が平坦になるように前記圧電フィルムに固定されている請求項1乃至請求項6のいずれかに記載の振動装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016220156 | 2016-11-11 | ||
JP2016220156 | 2016-11-11 | ||
PCT/JP2017/039873 WO2018088340A1 (ja) | 2016-11-11 | 2017-11-06 | 振動装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018088340A1 JPWO2018088340A1 (ja) | 2019-10-03 |
JP6590082B2 true JP6590082B2 (ja) | 2019-10-16 |
Family
ID=62110744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018550181A Active JP6590082B2 (ja) | 2016-11-11 | 2017-11-06 | 振動装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11453028B2 (ja) |
JP (1) | JP6590082B2 (ja) |
WO (1) | WO2018088340A1 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3844784B2 (ja) * | 1997-09-08 | 2006-11-15 | 日本碍子株式会社 | 圧電/電歪デバイス |
US8659210B2 (en) * | 2010-11-02 | 2014-02-25 | Immersion Corporation | Piezo based inertia actuator for high definition haptic feedback |
JP5708799B2 (ja) * | 2011-05-17 | 2015-04-30 | 株式会社村田製作所 | 平面型スピーカおよびav機器 |
CN105706029B (zh) | 2013-10-08 | 2019-09-13 | 株式会社村田制作所 | 触觉提示装置 |
WO2015190358A1 (ja) * | 2014-06-09 | 2015-12-17 | 株式会社村田製作所 | 振動装置および触覚提示装置 |
WO2016027667A1 (ja) * | 2014-08-21 | 2016-02-25 | 株式会社村田製作所 | 振動体及び触覚提示キーボード |
-
2017
- 2017-11-06 JP JP2018550181A patent/JP6590082B2/ja active Active
- 2017-11-06 WO PCT/JP2017/039873 patent/WO2018088340A1/ja active Application Filing
-
2019
- 2019-04-26 US US16/395,686 patent/US11453028B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JPWO2018088340A1 (ja) | 2019-10-03 |
US20190247886A1 (en) | 2019-08-15 |
US11453028B2 (en) | 2022-09-27 |
WO2018088340A1 (ja) | 2018-05-17 |
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