KR960012986B1 - 초음파 변환기 - Google Patents

초음파 변환기 Download PDF

Info

Publication number
KR960012986B1
KR960012986B1 KR1019920702695A KR920702695A KR960012986B1 KR 960012986 B1 KR960012986 B1 KR 960012986B1 KR 1019920702695 A KR1019920702695 A KR 1019920702695A KR 920702695 A KR920702695 A KR 920702695A KR 960012986 B1 KR960012986 B1 KR 960012986B1
Authority
KR
South Korea
Prior art keywords
ultrasonic
foil
piezoelectric
piezoelectric transducer
transducer according
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.)
Expired - Fee Related
Application number
KR1019920702695A
Other languages
English (en)
Korean (ko)
Inventor
존 마틴 배리
Original Assignee
알프레드 퍼네트
커먼웰스 사이언티픽 앤드 인더스트리얼 리서치 오거나이제이션
케이.이. 위니카니
에이 지 엘 콘설턴시 피 티 와이 엘티디
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
Application filed by 알프레드 퍼네트, 커먼웰스 사이언티픽 앤드 인더스트리얼 리서치 오거나이제이션, 케이.이. 위니카니, 에이 지 엘 콘설턴시 피 티 와이 엘티디 filed Critical 알프레드 퍼네트
Application granted granted Critical
Publication of KR960012986B1 publication Critical patent/KR960012986B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B06B1/0688—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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/32—Sound-focusing or directing, e.g. scanning characterised by the shape of the source

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Surgical Instruments (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Steroid Compounds (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Saccharide Compounds (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
KR1019920702695A 1990-04-27 1991-04-24 초음파 변환기 Expired - Fee Related KR960012986B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPJ9873 1990-04-27
AUPJ987390 1990-04-27
PCT/AU1991/000157 WO1991017637A1 (en) 1990-04-27 1991-04-24 Ultrasonic transducer

Publications (1)

Publication Number Publication Date
KR960012986B1 true KR960012986B1 (ko) 1996-09-25

Family

ID=3774626

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920702695A Expired - Fee Related KR960012986B1 (ko) 1990-04-27 1991-04-24 초음파 변환기

Country Status (19)

Country Link
EP (1) EP0598715B1 (enrdf_load_stackoverflow)
JP (1) JPH05507183A (enrdf_load_stackoverflow)
KR (1) KR960012986B1 (enrdf_load_stackoverflow)
CN (1) CN1039867C (enrdf_load_stackoverflow)
AT (1) ATE160069T1 (enrdf_load_stackoverflow)
AU (1) AU660610B2 (enrdf_load_stackoverflow)
CA (1) CA2081472A1 (enrdf_load_stackoverflow)
DE (1) DE69128155T2 (enrdf_load_stackoverflow)
DK (1) DK0598715T3 (enrdf_load_stackoverflow)
ES (1) ES2109267T3 (enrdf_load_stackoverflow)
FI (1) FI924849A0 (enrdf_load_stackoverflow)
GR (1) GR3025648T3 (enrdf_load_stackoverflow)
HU (1) HUT64672A (enrdf_load_stackoverflow)
IE (1) IE80771B1 (enrdf_load_stackoverflow)
IN (1) IN177551B (enrdf_load_stackoverflow)
NO (1) NO306530B1 (enrdf_load_stackoverflow)
NZ (1) NZ237971A (enrdf_load_stackoverflow)
SG (1) SG46263A1 (enrdf_load_stackoverflow)
WO (1) WO1991017637A1 (enrdf_load_stackoverflow)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0557780A1 (de) * 1992-02-25 1993-09-01 Siemens Aktiengesellschaft Ultraschallwandler mit piezoelektrischer Polymerfolie
CN102437658A (zh) * 2011-12-27 2012-05-02 东南大学 一种基于压电陶瓷的超声波无线输电装置
CN104054981A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054988A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054995A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054990A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054996A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054992A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054993A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054994A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054976A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054986A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054979A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054997A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104055197A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054978A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054989A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054984A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104056807A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054991A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104056809A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054983A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104055196A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054985A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104056805A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054987A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104056808A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054980A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN104054977A (zh) * 2013-03-21 2014-09-24 谭燕 一种净化装置
CN110323964B (zh) * 2019-07-02 2024-07-12 西安工程大学 一种基于杠杆原理的压电陶瓷位移放大装置及其驱动方法
RU2722534C1 (ru) * 2019-12-02 2020-06-01 Общество с ограниченной ответственностью Торгово-промышленная компания "Чистон и К" Широкополосный ультразвуковой электроакустический преобразователь с круговой диаграммой направленности для устройств отпугивания грызунов
CN118577471B (zh) * 2024-08-06 2024-10-29 西南交通大学 一种在钢轨中定向激励声表面波的压电换能器及使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3115588A (en) * 1958-02-05 1963-12-24 Raytheon Co Electroacoustical apparatus
US3816774A (en) * 1972-01-28 1974-06-11 Victor Company Of Japan Curved piezoelectric elements
US4056742A (en) * 1976-04-30 1977-11-01 Tibbetts Industries, Inc. Transducer having piezoelectric film arranged with alternating curvatures
NL7703836A (nl) * 1977-04-07 1977-06-30 Philips Nv Een membraan bestaande uit tenminste een folie van een piezoelektrisch polymeermateriaal.
FR2409654B1 (fr) * 1977-11-17 1985-10-04 Thomson Csf Dispositif transducteur piezoelectrique et son procede de fabrication

Also Published As

Publication number Publication date
FI924849L (fi) 1992-10-26
CN1039867C (zh) 1998-09-16
WO1991017637A1 (en) 1991-11-14
AU7741391A (en) 1991-11-27
IE911425A1 (en) 1991-11-06
CN1056267A (zh) 1991-11-20
EP0598715A4 (en) 1993-06-08
EP0598715B1 (en) 1997-11-05
NO924136L (no) 1992-12-23
DK0598715T3 (da) 1998-08-10
SG46263A1 (en) 1998-02-20
EP0598715A1 (en) 1994-06-01
HUT64672A (en) 1994-01-28
AU660610B2 (en) 1995-07-06
ES2109267T3 (es) 1998-01-16
GR3025648T3 (en) 1998-03-31
FI924849A7 (fi) 1992-10-26
DE69128155T2 (de) 1998-03-05
NO924136D0 (no) 1992-10-26
CA2081472A1 (en) 1991-10-28
IE80771B1 (en) 1999-02-10
JPH05507183A (ja) 1993-10-14
ATE160069T1 (de) 1997-11-15
NZ237971A (en) 1994-11-25
FI924849A0 (fi) 1992-10-26
HU9203367D0 (en) 1993-03-01
DE69128155D1 (de) 1997-12-11
NO306530B1 (no) 1999-11-15
IN177551B (enrdf_load_stackoverflow) 1997-02-08

Similar Documents

Publication Publication Date Title
KR960012986B1 (ko) 초음파 변환기
US4825116A (en) Transmitter-receiver of ultrasonic distance measuring device
CA2247485C (en) Assembly for sensing and/or monitoring a predetermined level in a vessel
CN103646643B (zh) 一种采用pvdf压电薄膜的弯张换能器
US20080291784A1 (en) Acoustic Wave Sensor
CN1113009A (zh) 使用聚合压电膜的探物传感器
Toda Phase-matched air ultrasonic transducers using corrugated PVDF film with half wavelength depth
Massa Ultrasonic transducers for use in air
WO2008082053A1 (en) Acoustic sensor with piezo-arrangement film
US5434830A (en) Ultrasonic transducer
Hu et al. Imaging system for intravascular ultrasonography using pulse compression technique
RU2356044C1 (ru) Ультразвуковой наклонный преобразователь
JP2947991B2 (ja) 超音波センサ
US6942619B2 (en) Ultrasound radiation device
Fiorillo Ultrasound transducer with low synthetic quality factor
US6393920B1 (en) Sound pressure sensing device
RU2224250C2 (ru) Ультразвуковой низкочастотный композиционный преобразователь с переключением типа волн
US6340347B1 (en) Vibration displacement sensing device
JPS5912079B2 (ja) 超音波トランスデュ−サ
SU1312759A2 (ru) Электроакустический преобразователь изгибных колебаний
Ito A Vibration Plate Type Aerial Ultrasonic Sound Source Utilizing Directional Change and Division of Longitudinal Vibrations
JPS631798B2 (enrdf_load_stackoverflow)
Matsunaka et al. Miniature Doppler probe using a unidirectional SAW transducer
SU1368677A1 (ru) Датчик давлени
SU547975A1 (ru) Пьезоэлектрический преобразователь

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

St.27 status event code: A-2-2-Q10-Q13-nap-PG1605

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 19990926

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 19990926

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301