KR101432438B1 - 압전진동모듈 - Google Patents
압전진동모듈 Download PDFInfo
- Publication number
- KR101432438B1 KR101432438B1 KR1020130034737A KR20130034737A KR101432438B1 KR 101432438 B1 KR101432438 B1 KR 101432438B1 KR 1020130034737 A KR1020130034737 A KR 1020130034737A KR 20130034737 A KR20130034737 A KR 20130034737A KR 101432438 B1 KR101432438 B1 KR 101432438B1
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- South Korea
- Prior art keywords
- piezoelectric element
- piezoelectric
- conductive adhesive
- plate
- circuit board
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- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
-
- 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
-
- 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
- B06B1/0644—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 single piezoelectric element
- B06B1/0662—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 single piezoelectric element with an electrode on the sensitive surface
-
- 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
- H10N30/2041—Beam 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
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/875—Further connection or lead arrangements, e.g. flexible wiring boards, terminal pins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
Description
도 2는 본 발명에 따른 압전진동모듈의 사시도이다.
도 3은 도 2에 도시된 압전진동모듈의 분해 사시도이다.
도 4는 도 2에 도시된 압전진동모듈의 단면도이다.
120 ----- 진동플레이트 121 ----- 하부플레이트
122 ----- 상부플레이트 130 ----- 중량체
140 ----- 하부케이스 200 ----- 압전소자
300 ----- 회로기판 400 ----- 도전성 접착제
Claims (13)
- 그 내부에 내부전극의 패턴을 인쇄하고 외부면에 상기 내부전극에 연결되는 외부전극을 갖추고, 외부 전원의 인가에 따라 팽창 및 수축 변형을 반복하여 진동력을 생성하는 압전소자와;
상기 압전소자의 외부전극에 전원을 인가하는 단자 터미널을 구비한 연성회로기판(FPCB);
상기 압전소자와 연성회로기판 사이에 개재되어 전기연결하는 전도성 접착제;
하부면을 개방하고 내부공간을 형성하는 상부케이스;
상기 상부케이스의 하부면에 결합되어 상기 상부케이스의 내부공간을 차폐하는 하부케이스; 및
상기 압전소자를 장착하고, 상기 상부케이스와 하부케이스에 접촉되지 않게 내부에 배치되어 상하방향으로 구동되는 진동플레이트;를 구비하는 압전진동모듈.
- 청구항 1에 있어서,
상기 전도성 접착제는 상기 압전소자의 외부전극과 단자 터미널 사이에 개재되어 있는 압전진동모듈.
- 청구항 1에 있어서,
상기 전도성 접착제는 에폭시(expoy), 은(Ag), 및 이들의 조합으로 이루어진 그룹에서 선택되는 필러를 추가로 포함하는 압전진동모듈.
- 청구항 1에 있어서,
상기 전도성 접착제는 박막의 도전성 테이프 형태로 이루어져 있는 압전진동모듈.
- 청구항 1에 있어서,
상기 전도성 접착제는 열증착 테이프로 이루어져 있는 압전진동모듈.
- 청구항 1에 있어서,
상기 진동플레이트는 상기 압전소자를 장착하는 편평한 하부플레이트와 상기 하부플레이트의 양측면 중심에서 수직상방으로 입설된 한쌍의 상부플레이트로 이루어져 있고,
상기 연성회로기판의 일측 단부는 상기 압전소자에 상기 전도성 접착제로 부착되고, 이의 타측단부는 상기 압전진동모듈 외부로 인출되는 압전진동모듈.
- 청구항 6에 있어서,
상기 진동플레이트는 상기 압전소자의 진동력을 증대시키기 위해 상기 한쌍의 상부플레이트 사이에 중량체를 추가로 배치하는 압전진동모듈.
- 청구항 6에 있어서,
상기 하부케이스와 하부플레이트는 소정의 간격을 두고 이격되어 있는 압전진동모듈.
- 청구항 1에 있어서,
상기 진동플레이트와 상기 상부케이스 사이에 제1완충부재를 추가로 구비하는 압전진동모듈.
- 청구항 1에 있어서,
상기 진동플레이트와 상기 하부 케이스 사이에 제3완충부재를 추가로 구비하는 압전진동모듈.
- 청구항 7에 있어서,
상기 중량체의 하부 양측에 제2완충부재를 추가로 구비하는 압전진동모듈.
- 청구항 1에 있어서,
상기 하부케이스는 이의 양단부에 수직상방으로 돌출된 결합단을 구비하는 압전진동모듈.
- 청구항 12에 있어서,
상기 결합단은 안내홈을 형성하고 있는 압전진동모듈.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130034737A KR101432438B1 (ko) | 2013-03-29 | 2013-03-29 | 압전진동모듈 |
JP2014026105A JP2014198329A (ja) | 2013-03-29 | 2014-02-14 | 圧電振動モジュール |
CN201410079457.6A CN104079258A (zh) | 2013-03-29 | 2014-03-05 | 压电振动模块 |
US14/227,343 US9634228B2 (en) | 2013-03-29 | 2014-03-27 | Piezo vibration module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130034737A KR101432438B1 (ko) | 2013-03-29 | 2013-03-29 | 압전진동모듈 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR101432438B1 true KR101432438B1 (ko) | 2014-08-20 |
Family
ID=51600337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020130034737A Expired - Fee Related KR101432438B1 (ko) | 2013-03-29 | 2013-03-29 | 압전진동모듈 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9634228B2 (ko) |
JP (1) | JP2014198329A (ko) |
KR (1) | KR101432438B1 (ko) |
CN (1) | CN104079258A (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160062440A (ko) * | 2014-11-25 | 2016-06-02 | 주식회사 이노칩테크놀로지 | 압전 장치 및 그 제조 방법 |
KR20160125195A (ko) * | 2015-04-21 | 2016-10-31 | (주)와이솔 | 압전 진동 모듈 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101640443B1 (ko) * | 2014-09-18 | 2016-07-18 | 주식회사 엠플러스 | 진동 발생장치 |
KR20170011067A (ko) * | 2015-07-21 | 2017-02-02 | 주식회사 엠플러스 | 압전진동모듈 |
US20170179369A1 (en) * | 2015-12-18 | 2017-06-22 | Intel Corporation | Platform communications through piezoelectric vibrations in a pcb medium |
US20170357322A1 (en) * | 2016-06-08 | 2017-12-14 | Mplus Co., Ltd. | Terminal device on which piezo actuator module using piezo has been installed |
JP2018019065A (ja) * | 2016-07-27 | 2018-02-01 | モダ−イノチップス シーオー エルティディー | 圧電振動装置及びこれを備える電子機器 |
DE102016116760B4 (de) | 2016-09-07 | 2018-10-18 | Epcos Ag | Vorrichtung zur Erzeugung einer haptischen Rückmeldung und elektronisches Gerät |
WO2020231760A1 (en) * | 2019-05-10 | 2020-11-19 | Magic Leap, Inc. | Method and system for haptic beamforming and haptic effects in a handheld controller |
DE102020102516B3 (de) * | 2020-01-31 | 2021-02-18 | Kyocera Corporation | Taktilvibrationsgenerator |
TWI744924B (zh) * | 2020-05-29 | 2021-11-01 | 中原大學 | 壓電振動模組與觸控反饋模組 |
GB2612791B (en) * | 2021-11-10 | 2023-12-13 | Ft Tech Uk Ltd | Testing piezoelectric transducers |
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- 2013-03-29 KR KR1020130034737A patent/KR101432438B1/ko not_active Expired - Fee Related
-
2014
- 2014-02-14 JP JP2014026105A patent/JP2014198329A/ja active Pending
- 2014-03-05 CN CN201410079457.6A patent/CN104079258A/zh active Pending
- 2014-03-27 US US14/227,343 patent/US9634228B2/en not_active Expired - Fee Related
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KR20160062440A (ko) * | 2014-11-25 | 2016-06-02 | 주식회사 이노칩테크놀로지 | 압전 장치 및 그 제조 방법 |
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KR102234578B1 (ko) * | 2015-04-21 | 2021-03-31 | (주)와이솔 | 압전 진동 모듈 |
Also Published As
Publication number | Publication date |
---|---|
US9634228B2 (en) | 2017-04-25 |
JP2014198329A (ja) | 2014-10-23 |
CN104079258A (zh) | 2014-10-01 |
US20140292144A1 (en) | 2014-10-02 |
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