FR3027827B1 - ULTRASONIC TRANSDUCER WITH MICROBALLOON LAYER - Google Patents

ULTRASONIC TRANSDUCER WITH MICROBALLOON LAYER Download PDF

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Publication number
FR3027827B1
FR3027827B1 FR1460554A FR1460554A FR3027827B1 FR 3027827 B1 FR3027827 B1 FR 3027827B1 FR 1460554 A FR1460554 A FR 1460554A FR 1460554 A FR1460554 A FR 1460554A FR 3027827 B1 FR3027827 B1 FR 3027827B1
Authority
FR
France
Prior art keywords
ultrasonic transducer
microballoon layer
transducer
active element
relates
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.)
Active
Application number
FR1460554A
Other languages
French (fr)
Other versions
FR3027827A1 (en
Inventor
Gerard Fleury
Laurent Chupin
Jean Luc Guey
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.)
IMASONIC
Original Assignee
IMASONIC
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 IMASONIC filed Critical IMASONIC
Priority to FR1460554A priority Critical patent/FR3027827B1/en
Priority to EP15192348.9A priority patent/EP3015177B1/en
Publication of FR3027827A1 publication Critical patent/FR3027827A1/en
Application granted granted Critical
Publication of FR3027827B1 publication Critical patent/FR3027827B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measuring Volume Flow (AREA)

Abstract

L'invention concerne un transducteur (1) ultrasonore comportant - un élément actif (3) pour générer et/ou recevoir des ondes ultrasonores, et - un élément support (4) situé à l'arrière de l'élément actif (3), dans lequel le transducteur comporte une couche d'assemblage (5) entre ledit élément actif (3) et ledit élément support (4), ladite couche d'assemblage comprenant des cavités renfermant du gaz. L'invention concerne également la fabrication d'un tel transducteur.The invention relates to an ultrasonic transducer (1) comprising - an active element (3) for generating and / or receiving ultrasonic waves, and - a support element (4) located behind the active element (3), wherein the transducer comprises an assembly layer (5) between said active element (3) and said support element (4), said assembly layer comprising cavities containing gas. The invention also relates to the manufacture of such a transducer.

FR1460554A 2014-11-03 2014-11-03 ULTRASONIC TRANSDUCER WITH MICROBALLOON LAYER Active FR3027827B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1460554A FR3027827B1 (en) 2014-11-03 2014-11-03 ULTRASONIC TRANSDUCER WITH MICROBALLOON LAYER
EP15192348.9A EP3015177B1 (en) 2014-11-03 2015-10-30 Ultrasonic transducer with layer of microballoons

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1460554A FR3027827B1 (en) 2014-11-03 2014-11-03 ULTRASONIC TRANSDUCER WITH MICROBALLOON LAYER
FR1460554 2014-11-03

Publications (2)

Publication Number Publication Date
FR3027827A1 FR3027827A1 (en) 2016-05-06
FR3027827B1 true FR3027827B1 (en) 2020-01-31

Family

ID=52737188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1460554A Active FR3027827B1 (en) 2014-11-03 2014-11-03 ULTRASONIC TRANSDUCER WITH MICROBALLOON LAYER

Country Status (2)

Country Link
EP (1) EP3015177B1 (en)
FR (1) FR3027827B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0031614B2 (en) * 1979-12-17 1990-07-18 North American Philips Corporation Curved array of sequenced ultrasound transducers
FR2580286B1 (en) * 1985-04-12 1987-05-22 Sintra LIGHT ANECHICAL MATERIAL
US5068902A (en) * 1986-11-13 1991-11-26 Epic Corporation Method and apparatus for reducing acoustical distortion
US5297553A (en) * 1992-09-23 1994-03-29 Acuson Corporation Ultrasound transducer with improved rigid backing
US7224104B2 (en) * 2003-12-09 2007-05-29 Kabushiki Kaisha Toshiba Ultrasonic probe and ultrasonic diagnostic apparatus
KR101169131B1 (en) * 2007-03-30 2012-07-30 고어 엔터프라이즈 홀딩즈, 인코포레이티드 Improved ultrasonic attenuation materials
FR2984066B1 (en) 2011-12-07 2014-05-30 Imasonic ULTRASONIC TRANSDUCER WITH ACTIVE ELEMENT SUPPORTED

Also Published As

Publication number Publication date
EP3015177C0 (en) 2023-12-13
EP3015177A1 (en) 2016-05-04
FR3027827A1 (en) 2016-05-06
EP3015177B1 (en) 2023-12-13

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