FR2562747B1 - Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation - Google Patents

Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation

Info

Publication number
FR2562747B1
FR2562747B1 FR8405296A FR8405296A FR2562747B1 FR 2562747 B1 FR2562747 B1 FR 2562747B1 FR 8405296 A FR8405296 A FR 8405296A FR 8405296 A FR8405296 A FR 8405296A FR 2562747 B1 FR2562747 B1 FR 2562747B1
Authority
FR
France
Prior art keywords
solidary
focusing lens
deformable membrane
membrane forming
piezoelectric disc
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
Application number
FR8405296A
Other languages
English (en)
French (fr)
Other versions
FR2562747A1 (fr
Inventor
Jacques Dory
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.)
EDAP SA
Original Assignee
EDAP SA
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 EDAP SA filed Critical EDAP SA
Priority to FR8405296A priority Critical patent/FR2562747B1/fr
Priority to DE8585400328T priority patent/DE3568885D1/de
Priority to EP19850400328 priority patent/EP0160580B1/fr
Priority to BR8501219A priority patent/BR8501219A/pt
Priority to JP7186785A priority patent/JPS6141441A/ja
Publication of FR2562747A1 publication Critical patent/FR2562747A1/fr
Application granted granted Critical
Publication of FR2562747B1 publication Critical patent/FR2562747B1/fr
Expired 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/35—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams
    • G10K11/352—Sound-focusing or directing, e.g. scanning using mechanical steering of transducers or their beams by moving the transducer
    • G10K11/355—Arcuate movement
    • 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
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/30—Sound-focusing or directing, e.g. scanning using refraction, e.g. acoustic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
FR8405296A 1984-04-04 1984-04-04 Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation Expired FR2562747B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8405296A FR2562747B1 (fr) 1984-04-04 1984-04-04 Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation
DE8585400328T DE3568885D1 (en) 1984-04-04 1985-02-22 Echographic transducer using an oscillating piezoelectric disc on which a deformable membrane forming a lens is mounted
EP19850400328 EP0160580B1 (fr) 1984-04-04 1985-02-22 Sonde d'échographie à disque piézoélectrique oscillant solidaire d'une membrane déformable formant lentille de focalisation
BR8501219A BR8501219A (pt) 1984-04-04 1985-03-19 Sonda de ecografia
JP7186785A JPS6141441A (ja) 1984-04-04 1985-04-04 可撓性膜と一体となつて集束レンズを形成する振動圧電素子円板を伴つた音響測深探触子

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8405296A FR2562747B1 (fr) 1984-04-04 1984-04-04 Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation

Publications (2)

Publication Number Publication Date
FR2562747A1 FR2562747A1 (fr) 1985-10-11
FR2562747B1 true FR2562747B1 (fr) 1987-09-11

Family

ID=9302828

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8405296A Expired FR2562747B1 (fr) 1984-04-04 1984-04-04 Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation

Country Status (5)

Country Link
EP (1) EP0160580B1 (pt)
JP (1) JPS6141441A (pt)
BR (1) BR8501219A (pt)
DE (1) DE3568885D1 (pt)
FR (1) FR2562747B1 (pt)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477723A1 (fr) * 1980-03-07 1981-09-11 Cgr Ultrasonic Sonde d'echographie ultrasonore a lentille acoustique et echographe comportant une telle sonde
JPS5943172B2 (ja) * 1980-06-30 1984-10-20 アロカ株式会社 超音波探触子
FR2487664A1 (fr) * 1980-07-29 1982-02-05 Dory Jacques Sonde d'echographie a balayage sectoriel comportant deux liquides de couplage
US4418698A (en) * 1980-07-29 1983-12-06 Jacques Dory Ultrasonic scanning probe with mechanical sector scanning means
WO1982004157A1 (fr) * 1981-05-23 1982-11-25 Lierke Ernst Guenter Installation pour emettre et recevoir des ondes ultrasonores focalisees

Also Published As

Publication number Publication date
BR8501219A (pt) 1985-11-12
FR2562747A1 (fr) 1985-10-11
JPS6141441A (ja) 1986-02-27
DE3568885D1 (en) 1989-04-20
EP0160580B1 (fr) 1989-03-15
EP0160580A1 (fr) 1985-11-06

Similar Documents

Publication Publication Date Title
FR2638884B1 (fr) Dispositif de focalisation tridimensionnelle d'un faisceau ultrasonore
FR2643770B1 (fr) Sonde microechographique de collimation a ultrasons a travers une surface deformable
DK76485A (da) Ultrasonisk transducer
DE68924057D1 (de) Anordnung von Ultraschallwandlern.
FI924341A0 (fi) Foerbaettring i en ultraljud-floedesmaetare foer gas/vaetska.
FR2570838B1 (fr) Appareil d'examen de milieux par echographie ultrasonore avec focalisation angulaire
IT1133941B (it) Trasduttore piezoelettrico di tangenza a risonanza
DE3587146D1 (de) Piezoelektrische polymerultraschallsonde.
FR2574189B1 (fr) Appareil generateur de chocs pour l'exploration sismique du sous-sol
DE69012163D1 (de) Ultraschallsonde und Befestigung einer akustischen Linse.
FR2528568B1 (fr) Sonde de jauge d'epaisseur a courants de foucault
FR2565033B1 (fr) Dispositif de transduction ultrasonore a reseau d'elements transducteurs piezoelectriques
FR2566114B1 (fr) Appareil de palpage a transducteurs pour mesure des dimensions internes d'une enveloppe, notamment d'un tube
IT1156245B (it) Dispositivo per la determinazione della distanza di un'area illuminata da un laser ad impulsi
FR2562747B1 (fr) Sonde d'echograhie a disque piezoelectrique oscillant solidaire d'une membrane deformable formant lentille de focalisation
AU4756285A (en) Ultrasonic compound scan with an oscillating transducer
FR2550345B1 (fr) Sonde ultrasonore multitransducteurs, a transducteurs de tailles differentes
IT1149427B (it) Trasduttori di spostamento ottici
FR2510336B1 (fr) Transducteur piezoelectrique
DE3579797D1 (de) Optische resolution von oxyzyklopentenon.
IT8468032A1 (it) Testa di focalizzazione di un fascio laser.
DK432985D0 (da) Sammensat ultralydskandering med roterende transducer
IT8019662A0 (it) Determinazione della densita' di una massa di particelle dicombustibile nucleare.
FR2565094B1 (fr) Sonde d'echographie a miroir oscillant de focalisation
BR8501489A (pt) Viga cilindrica transdutora de forca

Legal Events

Date Code Title Description
ST Notification of lapse