EP0227985A3 - Ultrasonic sensor - Google Patents
Ultrasonic sensor Download PDFInfo
- Publication number
- EP0227985A3 EP0227985A3 EP86117065A EP86117065A EP0227985A3 EP 0227985 A3 EP0227985 A3 EP 0227985A3 EP 86117065 A EP86117065 A EP 86117065A EP 86117065 A EP86117065 A EP 86117065A EP 0227985 A3 EP0227985 A3 EP 0227985A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- ultrasonic sensor
- ultrasonic
- sensor
- 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.)
- Granted
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S310/00—Electrical generator or motor structure
- Y10S310/80—Piezoelectric polymers, e.g. PVDF
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3545382 | 1985-12-20 | ||
DE3545382 | 1985-12-20 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0227985A2 EP0227985A2 (en) | 1987-07-08 |
EP0227985A3 true EP0227985A3 (en) | 1987-10-21 |
EP0227985B1 EP0227985B1 (en) | 1991-03-06 |
Family
ID=6289135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP86117065A Expired - Lifetime EP0227985B1 (en) | 1985-12-20 | 1986-12-08 | Ultrasonic sensor |
Country Status (4)
Country | Link |
---|---|
US (1) | US4734611A (en) |
EP (1) | EP0227985B1 (en) |
JP (1) | JP2591737B2 (en) |
DE (1) | DE3677921D1 (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4813402A (en) * | 1986-02-19 | 1989-03-21 | Siemens Aktiengesellschaft | Coupling member for a shock wave therapy device |
DE3762459D1 (en) * | 1986-07-30 | 1990-05-31 | Siemens Ag | SENSOR FOR ACOUSTIC SHOCK SHAFT IMPULSES. |
EP0256438A1 (en) * | 1986-08-18 | 1988-02-24 | Siemens Aktiengesellschaft | Sensor for recording shock wave impulses |
DE8622104U1 (en) * | 1986-08-18 | 1987-12-17 | Siemens AG, 1000 Berlin und 8000 München | Device for crushing concretions |
US4924131A (en) * | 1987-10-14 | 1990-05-08 | Fujikura Ltd. | Piezo-electric acceleration sensor |
US4835435A (en) * | 1988-01-19 | 1989-05-30 | Hewlett-Packard Company | Simple, sensitive, frequency-tuned drop detector |
DE3808019A1 (en) * | 1988-03-10 | 1989-09-21 | Siemens Ag | ULTRASONIC SENSOR |
EP0381796B1 (en) * | 1989-02-10 | 1995-08-09 | Siemens Aktiengesellschaft | Ultrasonic sensor |
DE3931578A1 (en) * | 1989-09-22 | 1991-04-04 | Wolf Gmbh Richard | PIEZOELECTRIC MEMBRANE HYDROPHONE |
US5159228A (en) * | 1990-08-24 | 1992-10-27 | Siemens Aktiengesellschaft | Pressure wave sensor |
US5072426A (en) * | 1991-02-08 | 1991-12-10 | Sonic Technologies | Self-monitoring shock wave hydrophone |
US5381386A (en) * | 1993-05-19 | 1995-01-10 | Hewlett-Packard Company | Membrane hydrophone |
US5406951A (en) * | 1993-10-15 | 1995-04-18 | Ten Hoff; Harm | Intra-luminal ultrasonic instrument |
US5479377A (en) * | 1994-12-19 | 1995-12-26 | Lum; Paul | Membrane-supported electronics for a hydrophone |
US6012779A (en) | 1997-02-04 | 2000-01-11 | Lunar Corporation | Thin film acoustic array |
US20050245824A1 (en) * | 2004-04-20 | 2005-11-03 | Acoustic Marketing Research, A Colorado Corporation, D/B/A Sonora Medical Systems, Inc. | High-intensity focused-ultrasound hydrophone |
DE102005044677A1 (en) * | 2005-09-19 | 2007-03-29 | Abb Patent Gmbh | Electromagnetic flowmeter with a ground washer |
DE102006004874A1 (en) * | 2006-02-03 | 2007-08-09 | Robert Bosch Gmbh | Sensor device for vehicles |
US7859171B2 (en) * | 2006-10-10 | 2010-12-28 | Micallef Joseph A | Piezoelectric ultracapacitor |
US7755257B2 (en) * | 2007-09-03 | 2010-07-13 | Micallef Joseph A | Piezoelectric ultracapacitor |
WO2010131540A1 (en) * | 2009-05-11 | 2010-11-18 | 日本電気株式会社 | Piezoelectric actuator and audio components |
JP6263902B2 (en) * | 2013-08-21 | 2018-01-24 | 株式会社村田製作所 | Ultrasonic generator |
US9389139B2 (en) * | 2014-07-15 | 2016-07-12 | The United States Of America As Represented By The Secretary Of The Army | Method for studying the evolution of damage in cylinders subjected to internal radial explosion |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE510981A (en) * | 1951-04-27 | |||
JPS4936154B1 (en) * | 1969-09-09 | 1974-09-27 | ||
US3912830A (en) * | 1971-10-13 | 1975-10-14 | Kureha Chemical Ind Co Ltd | Method of producing a piezoelectric or pyroelectric element |
JPS5147878A (en) * | 1974-10-22 | 1976-04-23 | Tadashi Abe | FUTONITSUKE TAMISHINME |
US4048526A (en) * | 1975-08-08 | 1977-09-13 | Minnesota Mining And Manufacturing Company | Kinetic sensor employing polymeric piezoelectric material |
US4079437A (en) * | 1976-04-30 | 1978-03-14 | Minnesota Mining And Manufacturing | Machine and method for poling films of pyroelectric and piezoelectric material |
AT375466B (en) * | 1977-07-27 | 1984-08-10 | List Hans | MEASURING VALUE WITH A PIEZOELECTRIC MEASURING ELEMENT |
JPS572196A (en) * | 1980-06-04 | 1982-01-07 | Pioneer Electronic Corp | Pickup cartridge of movable coil type |
US4433400A (en) * | 1980-11-24 | 1984-02-21 | The United States Of America As Represented By The Department Of Health And Human Services | Acoustically transparent hydrophone probe |
JPS58102581A (en) * | 1981-12-14 | 1983-06-18 | Japan Synthetic Rubber Co Ltd | Manufacture of improved macromolecular piezoelectric material |
US4653036A (en) * | 1984-10-23 | 1987-03-24 | The United States Of America As Represented By The Department Of Health And Human Services | Transducer hydrophone with filled reservoir |
-
1986
- 1986-12-04 US US06/937,840 patent/US4734611A/en not_active Expired - Lifetime
- 1986-12-08 DE DE8686117065T patent/DE3677921D1/en not_active Expired - Fee Related
- 1986-12-08 EP EP86117065A patent/EP0227985B1/en not_active Expired - Lifetime
- 1986-12-19 JP JP61305146A patent/JP2591737B2/en not_active Expired - Lifetime
Non-Patent Citations (3)
Title |
---|
JOURNAL OF THE ACOUSTICS SOCIETY OF AMERICA; Band 69, Nr. 3, März 1981, Seiten 853-859; New York, (US) A.S. DeREGGI et al.: "Piezoelectricpolymer probe for ultrasonic applications." * |
ULTRASONICS, Mai 1980, Seiten 123-126; IPC Business Press, Guilford, (GB) K.C. SCHOTTON et al.: "A pvdf membrane hydrophone for operation in the range 0.5 MHz to 15 MHz." * |
ULTRASONICS, September 1981, Seiten 213-216, IPC Business Press, Guilford; (GB) P.A. LEWIN: "Miniature piezoelectricpolymer ultrasonic hydrophone probes." * |
Also Published As
Publication number | Publication date |
---|---|
US4734611A (en) | 1988-03-29 |
EP0227985B1 (en) | 1991-03-06 |
JP2591737B2 (en) | 1997-03-19 |
EP0227985A2 (en) | 1987-07-08 |
JPS62154900A (en) | 1987-07-09 |
DE3677921D1 (en) | 1991-04-11 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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