AU764772B2 - Systems and methods for passive pressure-compensation for acoustic transducers - Google Patents

Systems and methods for passive pressure-compensation for acoustic transducers Download PDF

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Publication number
AU764772B2
AU764772B2 AU37389/00A AU3738900A AU764772B2 AU 764772 B2 AU764772 B2 AU 764772B2 AU 37389/00 A AU37389/00 A AU 37389/00A AU 3738900 A AU3738900 A AU 3738900A AU 764772 B2 AU764772 B2 AU 764772B2
Authority
AU
Australia
Prior art keywords
fluid
interior cavity
pressure
fluid reservoir
moving coil
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.)
Ceased
Application number
AU37389/00A
Other languages
English (en)
Other versions
AU3738900A (en
Inventor
John C. Cochran
James W. Floor
John G. Hanley
William M. Pozzo
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.)
Raytheon Co
Original Assignee
Raytheon Co
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 Raytheon Co filed Critical Raytheon Co
Publication of AU3738900A publication Critical patent/AU3738900A/en
Application granted granted Critical
Publication of AU764772B2 publication Critical patent/AU764772B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • 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
    • G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device
    • G10K11/006—Transducer mounting in underwater equipment, e.g. sonobuoys

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Measuring Fluid Pressure (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Transducers For Ultrasonic Waves (AREA)
AU37389/00A 1999-04-02 2000-03-10 Systems and methods for passive pressure-compensation for acoustic transducers Ceased AU764772B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/285135 1999-04-02
US09/285,135 US6483778B1 (en) 1999-04-02 1999-04-02 Systems and methods for passively compensating transducers
PCT/US2000/006384 WO2000060573A1 (en) 1999-04-02 2000-03-10 Systems and methods for passive pressure-compensation for acoustic transducers

Publications (2)

Publication Number Publication Date
AU3738900A AU3738900A (en) 2000-10-23
AU764772B2 true AU764772B2 (en) 2003-08-28

Family

ID=23092887

Family Applications (1)

Application Number Title Priority Date Filing Date
AU37389/00A Ceased AU764772B2 (en) 1999-04-02 2000-03-10 Systems and methods for passive pressure-compensation for acoustic transducers

Country Status (8)

Country Link
US (1) US6483778B1 (enExample)
EP (1) EP1175669B1 (enExample)
JP (1) JP4582915B2 (enExample)
AT (1) ATE278235T1 (enExample)
AU (1) AU764772B2 (enExample)
CA (1) CA2368235C (enExample)
DE (1) DE60014351T2 (enExample)
WO (1) WO2000060573A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6864487B1 (en) * 2002-01-21 2005-03-08 Mcmurtry Gary M Environmental sampler for mass spectrometer
KR100965340B1 (ko) 2008-03-05 2010-06-22 장동우 집음고리 또는 집음구를 가진 다이나믹형 유니트
US8570835B2 (en) * 2011-08-24 2013-10-29 Stephen Chelminski Marine vibratory sound source for beneath water seismic exploration
EP2883088B1 (en) * 2012-08-13 2022-03-02 Applied Physical Sciences Corp. Coherent sound source for marine seismic surveys
US9562982B1 (en) 2012-08-13 2017-02-07 Applied Physical Sciences Corp. Coherent sound source for marine seismic surveys
US9995834B2 (en) * 2013-05-07 2018-06-12 Pgs Geophysical As Variable mass load marine vibrator
WO2015161206A1 (en) * 2014-04-17 2015-10-22 Lockheed Martin Corporation Underwater acoustic projector
US11029177B2 (en) * 2017-05-17 2021-06-08 Baker Hughes Holdings Llc Pressure compensated sensors
US10539435B2 (en) 2017-05-17 2020-01-21 General Electric Company Pressure compensated sensors
JP7055024B2 (ja) * 2018-01-19 2022-04-15 大成建設株式会社 音波発信器
CN112291685B (zh) * 2020-10-29 2022-04-12 维沃移动通信有限公司 一种平衡扬声器振动的方法、装置、扬声器和存储介质
CN114189787A (zh) * 2021-11-23 2022-03-15 中国船舶重工集团公司第七一五研究所 一种压力补偿极低频弯曲圆盘换能器

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3760346A (en) 1972-05-08 1973-09-18 Us Navy High-power underwater electroacoustic transducer for the infrasonic and low audio-frequency range
CA1029846A (en) 1974-12-20 1978-04-18 Huntec (70) Limited Underwater transient sound generator having pressure compensating fillet
US4001765A (en) * 1975-03-31 1977-01-04 Marine Resources, Inc. Pressure compensating sound transducer apparatus
US4432077A (en) 1981-01-02 1984-02-14 Mobil Oil Corporation Determination of formation permeability from a long-spaced acoustic log
JPH0230637B2 (ja) * 1981-06-15 1990-07-09 Hitachi Ltd Suichusohaki
US4466083A (en) * 1983-05-31 1984-08-14 The United States Of America As Represented By The Secretary Of The Navy Low frequency, broadband, underwater sound transducer
FR2550283B1 (fr) 1983-08-04 1988-03-18 Commissariat Energie Atomique Accumulateur hydropneumatique
US4695987A (en) 1985-01-07 1987-09-22 Hydroacoustics Inc. Hydroacoustic apparatus
US4674067A (en) 1986-01-10 1987-06-16 Mobil Oil Corporation Method and apparatus for generating low frequency acoustic energy waves
JPH055752Y2 (enExample) * 1986-06-05 1993-02-15
US4763307A (en) * 1987-01-20 1988-08-09 Frank Massa Wide-range audio frequency underwater transducer
US5062089A (en) 1987-04-17 1991-10-29 Argotec Inc. Sonar projector with liquid mass loading for operation at lower frequency
JPH0167899U (enExample) * 1987-10-23 1989-05-01
AU616689B2 (en) * 1987-10-30 1991-11-07 Divelink Pty. Ltd. Pressure compensated communication system
US4868799A (en) * 1988-10-11 1989-09-19 Frank Massa Means for equalizing the internal pressure in an underwater transducer employing a vibratile piston to permit operation of the transducer at water depths in excess of a few hundred feet
JPH0311898A (ja) * 1989-06-09 1991-01-21 Nec Corp 送受波器
US4982385A (en) 1989-11-17 1991-01-01 Westinghouse Electric Corp. Acoustic decoupler for a sonar array
JPH0429499A (ja) * 1990-05-23 1992-01-31 Fuosutekusu Kk 水中用電気音響変換器
JPH0536993U (ja) * 1991-07-05 1993-05-18 フオステクス株式会社 水中スピーカ及び水管内送音用スピーカ
JPH0517659A (ja) * 1991-07-15 1993-01-26 Tosoh Corp スピーカーボツクス用材料
JP2546488B2 (ja) * 1993-04-22 1996-10-23 日本電気株式会社 低周波水中送波器
US5321667A (en) 1993-04-27 1994-06-14 Raytheon Company Sonar systems
JPH1013985A (ja) * 1996-06-19 1998-01-16 Oki Electric Ind Co Ltd 水中送波器
FR2764160B1 (fr) 1997-05-27 1999-08-27 Thomson Marconi Sonar Sas Transducteur electrodynamique pour acoustique sous-marine

Also Published As

Publication number Publication date
WO2000060573A9 (en) 2001-11-08
JP2002541697A (ja) 2002-12-03
CA2368235A1 (en) 2000-10-12
AU3738900A (en) 2000-10-23
JP4582915B2 (ja) 2010-11-17
EP1175669B1 (en) 2004-09-29
US6483778B1 (en) 2002-11-19
DE60014351D1 (de) 2004-11-04
EP1175669A1 (en) 2002-01-30
ATE278235T1 (de) 2004-10-15
WO2000060573A1 (en) 2000-10-12
DE60014351T2 (de) 2005-11-10
CA2368235C (en) 2009-10-06

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