DE69915902D1 - Ultraschallfühler, der ein zylindrisches Gehäuse enthält - Google Patents
Ultraschallfühler, der ein zylindrisches Gehäuse enthältInfo
- Publication number
- DE69915902D1 DE69915902D1 DE69915902T DE69915902T DE69915902D1 DE 69915902 D1 DE69915902 D1 DE 69915902D1 DE 69915902 T DE69915902 T DE 69915902T DE 69915902 T DE69915902 T DE 69915902T DE 69915902 D1 DE69915902 D1 DE 69915902D1
- Authority
- DE
- Germany
- Prior art keywords
- ultrasonic sensor
- cylindrical housing
- cylindrical
- housing
- 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 - Lifetime
Links
Classifications
-
- 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
- G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
- G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
- G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
- G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP488298 | 1998-01-13 | ||
JP488298 | 1998-01-13 | ||
JP23882398A JP3721798B2 (ja) | 1998-01-13 | 1998-08-25 | 超音波センサ |
JP23882398 | 1998-08-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69915902D1 true DE69915902D1 (de) | 2004-05-06 |
DE69915902T2 DE69915902T2 (de) | 2005-01-05 |
Family
ID=26338738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69915902T Expired - Lifetime DE69915902T2 (de) | 1998-01-13 | 1999-01-11 | Ultraschallfühler, der ein zylindrisches Gehäuse enthält |
Country Status (6)
Country | Link |
---|---|
US (1) | US6047603A (de) |
EP (2) | EP0930607B1 (de) |
JP (1) | JP3721798B2 (de) |
KR (1) | KR100283846B1 (de) |
DE (1) | DE69915902T2 (de) |
TW (1) | TW539848B (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19727877A1 (de) * | 1997-06-30 | 1999-01-07 | Bosch Gmbh Robert | Ultraschallwandler |
JP2001065513A (ja) * | 1999-08-26 | 2001-03-16 | Toyota Autom Loom Works Ltd | 流体圧シリンダの位置検出装置及び該位置検出装置を備えた産業用車両 |
KR100442646B1 (ko) * | 1999-12-23 | 2004-08-02 | 재단법인 포항산업과학연구원 | 분할형 초음파센서의 접합방법 |
JP3501100B2 (ja) * | 2000-05-15 | 2004-02-23 | 株式会社村田製作所 | 超音波送受波器 |
FR2814234B1 (fr) * | 2000-09-19 | 2002-12-06 | Sagem | Capteur a circuit d'interconnexion tridimensionnel |
DE10158015B4 (de) * | 2001-11-27 | 2010-10-14 | Hydrometer Gmbh | Ultraschallwandler und Durchflussmesser |
JP2007036301A (ja) * | 2003-09-29 | 2007-02-08 | Murata Mfg Co Ltd | 超音波センサおよびその製造方法 |
JP4900022B2 (ja) * | 2006-04-28 | 2012-03-21 | 株式会社村田製作所 | 超音波センサ |
WO2008047743A1 (fr) * | 2006-10-20 | 2008-04-24 | Murata Manufacturing Co., Ltd. | capteur ultrasonore |
DE102007043479A1 (de) | 2007-09-12 | 2009-03-19 | Valeo Schalter Und Sensoren Gmbh | Verfahren zur Oberflächenbehandlung von Aluminium und ein Schichtaufbau eines Bauteils aus Aluminium mit einer elektrischen Kontaktierung |
DE102008027687A1 (de) | 2008-06-11 | 2009-12-17 | Valeo Schalter Und Sensoren Gmbh | Ultraschallwandler |
JP2010050963A (ja) * | 2008-07-25 | 2010-03-04 | Sumitomo Chemical Co Ltd | 超音波センサ用ケース及び超音波センサ |
DE102010044995A1 (de) * | 2010-09-10 | 2012-03-15 | Valeo Schalter Und Sensoren Gmbh | Ultraschallwandler für eine Fahrerassistenzeinrichtung |
KR20120136653A (ko) * | 2011-06-09 | 2012-12-20 | 삼성전기주식회사 | 초음파 센서 |
KR20130016647A (ko) * | 2011-08-08 | 2013-02-18 | 삼성전기주식회사 | 초음파 센서 |
WO2013139849A1 (en) * | 2012-03-20 | 2013-09-26 | Alstom Technology Ltd | Ultrasonic ndt sensor arrangement and method for inspecting surfaces of variable geometry of metal bodies |
DE202012003185U1 (de) * | 2012-03-29 | 2012-05-18 | Vega Grieshaber Kg | Schwingvorrichtung für eine Füllstandsmesseinheit |
JP2014230109A (ja) * | 2013-05-23 | 2014-12-08 | 日本セラミック株式会社 | 超音波送受波器 |
JP6222767B2 (ja) * | 2013-06-18 | 2017-11-01 | 日本セラミック株式会社 | 超音波送受波器 |
JP6210486B2 (ja) * | 2013-08-09 | 2017-10-11 | 日本セラミック株式会社 | 超音波送受波器 |
US10222768B2 (en) * | 2013-11-12 | 2019-03-05 | EcoVent Systems Inc. | Method of and system for determination of measured parameter gradients for environmental system control |
DE102015110939B4 (de) * | 2015-07-07 | 2019-02-14 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensor für ein Kraftfahrzeug, Kraftfahrzeug sowie Verfahren zum Herstellen eines Ultraschallsensors |
WO2018204663A1 (en) | 2017-05-04 | 2018-11-08 | CTRL Systems Inc. | Piezoelectric vibration sensor |
KR102351065B1 (ko) * | 2017-05-10 | 2022-01-13 | 현대모비스 주식회사 | 초음파 센서용 센서셀 |
EP3706435B1 (de) | 2017-11-02 | 2022-05-04 | Murata Manufacturing Co., Ltd. | Ultraschallsensor |
DE102018100121B4 (de) * | 2018-01-04 | 2022-09-01 | Valeo Schalter Und Sensoren Gmbh | Ultraschallsensor für ein Kraftfahrzeug mit einer aus zwei Materialien gefertigten Membran, Ultraschallsensorvorrichtung, Fahrerassistenzsystem sowie Herstellungsverfahren |
JP7392497B2 (ja) * | 2020-01-30 | 2023-12-06 | Tdk株式会社 | 超音波デバイス |
DE102020103810A1 (de) | 2020-02-13 | 2021-08-19 | Giacomo Burgio | Entkeimungsvorrichtung und Verfahren zur Entkeimung von Flüssigkeiten |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3638052A (en) * | 1969-09-22 | 1972-01-25 | Dynamics Corp America | Electroacoustic transducers of the bilaminar flexural vibrating type |
US4228379A (en) * | 1978-08-28 | 1980-10-14 | American District Telegraph Company | Diaphragm type piezoelectric electroacoustic transducer |
US4240002A (en) * | 1979-04-02 | 1980-12-16 | Motorola, Inc. | Piezoelectric transducer arrangement with integral terminals and housing |
US4641054A (en) * | 1984-08-09 | 1987-02-03 | Nippon Ceramic Company, Limited | Piezoelectric electro-acoustic transducer |
DE3518897A1 (de) * | 1985-05-25 | 1986-11-27 | Diehl GmbH & Co, 8500 Nürnberg | Elektrischer schallgeber |
JPH0749914Y2 (ja) * | 1986-01-29 | 1995-11-13 | 株式会社村田製作所 | 超音波トランスデユ−サ |
EP0251797B1 (de) * | 1986-07-02 | 1993-10-06 | Nec Corporation | Ungerichteter Ultraschallwandler |
EP0333055B1 (de) * | 1988-03-17 | 1994-11-02 | TDK Corporation | Piezoelektrischer Summer und Verfahren zu dessen Herstellung |
US5176140A (en) * | 1989-08-14 | 1993-01-05 | Olympus Optical Co., Ltd. | Ultrasonic probe |
JP2918968B2 (ja) * | 1990-03-20 | 1999-07-12 | 古野電気株式会社 | 圧電型変換器 |
IT1262971B (it) * | 1992-08-05 | 1996-07-23 | Imapo Srl | Piezomembrana vincolata al centro e suo impiego per la realizzazione di avvisatore acustico. |
JP3158809B2 (ja) * | 1993-09-28 | 2001-04-23 | 株式会社村田製作所 | 超音波センサ |
DE19507650A1 (de) * | 1995-03-06 | 1996-09-12 | Gregor Verpoorten | Ultraschallsensor mit segmentierter Membrane |
JPH099395A (ja) * | 1995-06-23 | 1997-01-10 | Murata Mfg Co Ltd | 超音波センサ |
-
1998
- 1998-08-25 JP JP23882398A patent/JP3721798B2/ja not_active Expired - Fee Related
- 1998-12-29 TW TW087121767A patent/TW539848B/zh not_active IP Right Cessation
-
1999
- 1999-01-06 US US09/226,393 patent/US6047603A/en not_active Expired - Lifetime
- 1999-01-11 EP EP99100439A patent/EP0930607B1/de not_active Expired - Lifetime
- 1999-01-11 DE DE69915902T patent/DE69915902T2/de not_active Expired - Lifetime
- 1999-01-11 EP EP02020678A patent/EP1265222A1/de not_active Withdrawn
- 1999-01-13 KR KR1019990000642A patent/KR100283846B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0930607A2 (de) | 1999-07-21 |
KR19990067868A (ko) | 1999-08-25 |
DE69915902T2 (de) | 2005-01-05 |
EP1265222A1 (de) | 2002-12-11 |
JP3721798B2 (ja) | 2005-11-30 |
EP0930607B1 (de) | 2004-03-31 |
JPH11266497A (ja) | 1999-09-28 |
EP0930607A3 (de) | 2001-11-21 |
TW539848B (en) | 2003-07-01 |
US6047603A (en) | 2000-04-11 |
KR100283846B1 (ko) | 2001-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |