DE3787677D1 - Ungerichteter Ultraschallwandler. - Google Patents

Ungerichteter Ultraschallwandler.

Info

Publication number
DE3787677D1
DE3787677D1 DE87305864T DE3787677T DE3787677D1 DE 3787677 D1 DE3787677 D1 DE 3787677D1 DE 87305864 T DE87305864 T DE 87305864T DE 3787677 T DE3787677 T DE 3787677T DE 3787677 D1 DE3787677 D1 DE 3787677D1
Authority
DE
Germany
Prior art keywords
ultrasound transducer
directional ultrasound
directional
transducer
ultrasound
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
Application number
DE87305864T
Other languages
English (en)
Other versions
DE3787677T2 (de
Inventor
Takashi Inoue
Masashi Konno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
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
Priority claimed from JP15641286A external-priority patent/JPS6313498A/ja
Priority claimed from JP15641386A external-priority patent/JPS6313499A/ja
Priority claimed from JP16226486A external-priority patent/JPS6318799A/ja
Priority claimed from JP16226386A external-priority patent/JPS6318798A/ja
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE3787677D1 publication Critical patent/DE3787677D1/de
Publication of DE3787677T2 publication Critical patent/DE3787677T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B06B1/0644—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
    • B06B1/0655—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 of cylindrical shape
    • 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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
DE87305864T 1986-07-02 1987-07-02 Ungerichteter Ultraschallwandler. Expired - Lifetime DE3787677T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP15641286A JPS6313498A (ja) 1986-07-02 1986-07-02 無指向性水中超音波トランスジユ−サ
JP15641386A JPS6313499A (ja) 1986-07-02 1986-07-02 無指向性水中超音波トランスジユ−サ
JP16226486A JPS6318799A (ja) 1986-07-09 1986-07-09 無指向性水中超音波トランスジユ−サ
JP16226386A JPS6318798A (ja) 1986-07-09 1986-07-09 無指向性水中超音波トランスジユ−サ

Publications (2)

Publication Number Publication Date
DE3787677D1 true DE3787677D1 (de) 1993-11-11
DE3787677T2 DE3787677T2 (de) 1994-02-03

Family

ID=27473413

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87305864T Expired - Lifetime DE3787677T2 (de) 1986-07-02 1987-07-02 Ungerichteter Ultraschallwandler.

Country Status (3)

Country Link
US (1) US4823041A (de)
EP (1) EP0251797B1 (de)
DE (1) DE3787677T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2633202B1 (fr) * 1988-06-27 1990-09-07 Gaboriaud Paul Triplet electro-statique
DE3835318C1 (de) 1988-10-17 1990-06-28 Storz Medical Ag, Kreuzlingen, Ch
US5020035A (en) * 1989-03-30 1991-05-28 Undersea Transducer Technology, Inc. Transducer assemblies
US5343443A (en) * 1990-10-15 1994-08-30 Rowe, Deines Instruments, Inc. Broadband acoustic transducer
US5090432A (en) * 1990-10-16 1992-02-25 Verteq, Inc. Single wafer megasonic semiconductor wafer processing system
US5229980A (en) * 1992-05-27 1993-07-20 Sparton Corporation Broadband electroacoustic transducer
US5365960A (en) * 1993-04-05 1994-11-22 Verteq, Inc. Megasonic transducer assembly
US5430342A (en) 1993-04-27 1995-07-04 Watson Industries, Inc. Single bar type vibrating element angular rate sensor system
US5549638A (en) * 1994-05-17 1996-08-27 Burdette; Everette C. Ultrasound device for use in a thermotherapy apparatus
WO1995031136A1 (en) * 1994-05-17 1995-11-23 Dornier Medical Systems, Inc. Method and apparatus for ultrasonic thermotherapy
US5534076A (en) * 1994-10-03 1996-07-09 Verteg, Inc. Megasonic cleaning system
JPH11508750A (ja) * 1995-07-06 1999-07-27 ボ・ニルッソン 超音波変換器を取り付けるための超音波変換器方法及び高出力パワーの超音波変換器
US6039059A (en) 1996-09-30 2000-03-21 Verteq, Inc. Wafer cleaning system
JP2001512911A (ja) * 1997-08-05 2001-08-28 シーメンス アクチエンゲゼルシヤフト 前圧縮された圧電アクチュエータ
DE19743096C1 (de) * 1997-09-26 1999-01-28 Stn Atlas Elektronik Gmbh Sendeantenne für eine Sonaranlage
JP3721798B2 (ja) * 1998-01-13 2005-11-30 株式会社村田製作所 超音波センサ
US6016023A (en) * 1998-05-12 2000-01-18 Ultra Sonus Ab Tubular ultrasonic transducer
US6268683B1 (en) 1999-02-26 2001-07-31 M&Fc Holding Company Transducer configurations and related method
JP3324593B2 (ja) * 1999-10-28 2002-09-17 株式会社村田製作所 超音波振動装置
US6800987B2 (en) * 2002-01-22 2004-10-05 Measurement Specialties, Inc. Protective housing for ultrasonic transducer apparatus
WO2003079461A1 (en) * 2002-03-15 2003-09-25 United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Electro-active device using radial electric field piezo-diaphragm for sonic applications
DE102006028212A1 (de) * 2006-06-14 2007-12-20 Valeo Schalter Und Sensoren Gmbh Ultraschallsensor
EP2374205B1 (de) * 2008-12-18 2015-08-05 Discovery Technology International, Inc. Piezoelektrische quasi-resonanzmotoren auf der basis von akustischen stehwellen mit kombiniertem resonator
WO2011035745A2 (de) * 2009-09-22 2011-03-31 Atlas Elektronik Gmbh Elektroakustischer wandler, insbesondere sendewandler
EP2591475A4 (de) * 2010-07-09 2017-06-07 Massachusetts Institute of Technology Thermisch gezogene piezoelektrische fasern aus mehrrohstoffteilen
ITSS20130007A1 (it) * 2013-07-15 2013-10-14 Robin Srl "trasformatore acustico a guida d'onda sospesa"
GB2516976B (en) * 2013-08-09 2016-10-12 Atlas Elektronik Uk Ltd System for producing sound waves
US9295923B2 (en) * 2014-03-20 2016-03-29 Daniel Measurement And Control, Inc. Transducer for ultrasonic flow meter
CN104681712B (zh) * 2015-02-11 2017-12-05 陕西师范大学 轴向振动功率型压电陶瓷变压器
US11422152B2 (en) 2019-12-10 2022-08-23 Honeywell International Inc. Stress relieving sensor flange

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3230505A (en) * 1963-06-27 1966-01-18 David E Parker Reinforced ceramic cylindrical transducers
US3509522A (en) * 1968-05-03 1970-04-28 Schlumberger Technology Corp Shatterproof hydrophone
US3564304A (en) * 1969-09-22 1971-02-16 William E Thorn Electrode configuration for tubular piezoelectric high-strain driver
US3716828A (en) * 1970-02-02 1973-02-13 Dynamics Corp Massa Div Electroacoustic transducer with improved shock resistance
US3939942A (en) * 1974-04-22 1976-02-24 Gore David E Electroacoustic transducers
US4156824A (en) * 1977-12-15 1979-05-29 The United States Of America As Represented By The Secretary Of The Navy Composite low frequency transducer
US4220887A (en) * 1978-11-30 1980-09-02 Kompanek Harry W Prestressed, split cylindrical electromechanical transducer
JPS5937672B2 (ja) * 1979-03-19 1984-09-11 年生 指田 超音波振動を利用した回転駆動装置
US4546459A (en) * 1982-12-02 1985-10-08 Magnavox Government And Industrial Electronics Company Method and apparatus for a phased array transducer
US4525645A (en) * 1983-10-11 1985-06-25 Southwest Research Institute Cylindrical bender-type vibration transducer
WO1987003448A1 (en) * 1985-11-30 1987-06-04 Ferranti Plc Tubular acoustic projector
DE3620085C2 (de) * 1986-06-14 1994-03-10 Honeywell Elac Nautik Gmbh Rohrförmiger elektroakustischer Wandler

Also Published As

Publication number Publication date
EP0251797A2 (de) 1988-01-07
EP0251797B1 (de) 1993-10-06
DE3787677T2 (de) 1994-02-03
EP0251797A3 (en) 1989-09-13
US4823041A (en) 1989-04-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition