DE69307980D1 - Ultraschallwandler - Google Patents
UltraschallwandlerInfo
- Publication number
- DE69307980D1 DE69307980D1 DE69307980T DE69307980T DE69307980D1 DE 69307980 D1 DE69307980 D1 DE 69307980D1 DE 69307980 T DE69307980 T DE 69307980T DE 69307980 T DE69307980 T DE 69307980T DE 69307980 D1 DE69307980 D1 DE 69307980D1
- Authority
- DE
- Germany
- Prior art keywords
- ultrasonic transducer
- transducer
- ultrasonic
- 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
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
- B06B1/0607—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 multiple elements
- B06B1/0611—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 multiple elements in a pile
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929219887A GB9219887D0 (en) | 1992-09-21 | 1992-09-21 | Ultrasonic transducers |
JP7257993A JPH06105395A (ja) | 1992-09-21 | 1993-03-30 | 積層型超音波トランスデューサ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69307980D1 true DE69307980D1 (de) | 1997-03-20 |
DE69307980T2 DE69307980T2 (de) | 1997-07-10 |
Family
ID=26301653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69307980T Expired - Fee Related DE69307980T2 (de) | 1992-09-21 | 1993-09-20 | Ultraschallwandler |
Country Status (4)
Country | Link |
---|---|
US (1) | US5446333A (de) |
EP (1) | EP0589648B1 (de) |
CA (1) | CA2106549A1 (de) |
DE (1) | DE69307980T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5957851A (en) * | 1996-06-10 | 1999-09-28 | Acuson Corporation | Extended bandwidth ultrasonic transducer |
DE19742688C1 (de) * | 1997-09-26 | 1999-03-18 | Siemens Ag | Verfahren zur Herstellung eines Stapelaktors und Stapelaktor |
US6416478B1 (en) | 1998-05-05 | 2002-07-09 | Acuson Corporation | Extended bandwidth ultrasonic transducer and method |
US6561031B2 (en) | 1999-12-03 | 2003-05-13 | Dew Engineering And Development Limited | Prodder with force feedback |
US6409667B1 (en) | 2000-02-23 | 2002-06-25 | Acuson Corporation | Medical diagnostic ultrasound transducer system and method for harmonic imaging |
US6829522B1 (en) | 2000-04-19 | 2004-12-07 | Ford Global Technologies, Llc | Portable advisory system for balancing airflows in paint booth |
US6502059B1 (en) * | 2000-04-28 | 2002-12-31 | Ford Global Technologies, Inc. | Method of determining waveform stability for pulse echo layer thickness transducer |
US6701193B1 (en) | 2000-08-18 | 2004-03-02 | Ford Motor Company | Method of adaptively controlling paint system |
DE102004002133A1 (de) * | 2004-01-15 | 2005-08-04 | Robert Bosch Gmbh | Piezoelektrischer Aktor |
US7713199B2 (en) * | 2005-07-28 | 2010-05-11 | Siemens Medical Solutions Usa, Inc. | Medical diagnostic ultrasound transducer system for harmonics |
US20120163131A1 (en) * | 2010-12-22 | 2012-06-28 | Sondex Limited | Mono-directional Ultrasound Transducer for Borehole Imaging |
US8817575B1 (en) * | 2011-09-29 | 2014-08-26 | The United States Of America As Represented By The Secretary Of The Navy | Transducer for high pressure environment |
CN104644219B (zh) * | 2015-02-16 | 2017-02-22 | 天津大学 | 基于声电效应的功率密度成像方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR505703A (fr) * | 1918-09-17 | 1920-08-05 | Paul Langevin | Procédé et appareils d'émission et de réception des ondes élastiques sous-marines à l'aide des propriétés piézo-électriques du quartz |
US2427348A (en) * | 1941-08-19 | 1947-09-16 | Bell Telephone Labor Inc | Piezoelectric vibrator |
US3846649A (en) * | 1973-06-18 | 1974-11-05 | Rca Corp | Piezoelectric transducer comprising oriented zinc oxide film and method of manufacture |
US4096756A (en) * | 1977-07-05 | 1978-06-27 | Rca Corporation | Variable acoustic wave energy transfer-characteristic control device |
US4195244A (en) * | 1978-07-26 | 1980-03-25 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | CdS Solid state phase insensitive ultrasonic transducer |
DE2914031C2 (de) * | 1979-04-06 | 1981-01-15 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Ultraschallwandler |
NL7904924A (nl) * | 1979-06-25 | 1980-12-30 | Philips Nv | Akoestische transducent. |
JPS5863300A (ja) * | 1981-10-12 | 1983-04-15 | Keisuke Honda | マルチ周波数振動子 |
US4427912A (en) * | 1982-05-13 | 1984-01-24 | Ausonics Pty. Ltd. | Ultrasound transducer for enhancing signal reception in ultrasound equipment |
JPS5999900A (ja) * | 1982-11-29 | 1984-06-08 | Toshiba Corp | 超音波探触子 |
US4692653A (en) * | 1984-03-23 | 1987-09-08 | Hitachi, Ltd. | Acoustic transducers utilizing ZnO thin film |
FR2581821B1 (fr) * | 1985-05-10 | 1988-10-07 | France Etat Armement | Procede pour utiliser un transducteur piezo-electrique de type tonpilz alternativement comme emetteur et comme recepteur a large bande et transducteurs piezo-electriques |
GB2201318B (en) * | 1987-02-12 | 1990-10-24 | Udi Group Ltd | Electromechanical transducer |
US5166573A (en) * | 1989-09-26 | 1992-11-24 | Atochem North America, Inc. | Ultrasonic contact transducer and array |
-
1993
- 1993-09-15 US US08/120,761 patent/US5446333A/en not_active Expired - Fee Related
- 1993-09-20 CA CA002106549A patent/CA2106549A1/en not_active Abandoned
- 1993-09-20 EP EP93307398A patent/EP0589648B1/de not_active Expired - Lifetime
- 1993-09-20 DE DE69307980T patent/DE69307980T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2106549A1 (en) | 1994-03-22 |
EP0589648A1 (de) | 1994-03-30 |
US5446333A (en) | 1995-08-29 |
DE69307980T2 (de) | 1997-07-10 |
EP0589648B1 (de) | 1997-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |