BE823662A - Dispositif de transmission et de concentration d'ondes acoustiques - Google Patents

Dispositif de transmission et de concentration d'ondes acoustiques

Info

Publication number
BE823662A
BE823662A BE151766A BE151766A BE823662A BE 823662 A BE823662 A BE 823662A BE 151766 A BE151766 A BE 151766A BE 151766 A BE151766 A BE 151766A BE 823662 A BE823662 A BE 823662A
Authority
BE
Belgium
Prior art keywords
acoustic waves
concentration device
waves transmission
transmission
concentration
Prior art date
Application number
BE151766A
Other languages
English (en)
Inventor
H Buis
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 filed Critical
Publication of BE823662A publication Critical patent/BE823662A/fr

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
    • G10K11/30—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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
BE151766A 1974-01-10 1974-12-20 Dispositif de transmission et de concentration d'ondes acoustiques BE823662A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400775A FR2257974B1 (fr) 1974-01-10 1974-01-10

Publications (1)

Publication Number Publication Date
BE823662A true BE823662A (fr) 1975-04-16

Family

ID=9133301

Family Applications (1)

Application Number Title Priority Date Filing Date
BE151766A BE823662A (fr) 1974-01-10 1974-12-20 Dispositif de transmission et de concentration d'ondes acoustiques

Country Status (7)

Country Link
BE (1) BE823662A (fr)
DE (1) DE7500305U (fr)
ES (1) ES433662A1 (fr)
FR (1) FR2257974B1 (fr)
GB (1) GB1469391A (fr)
IT (1) IT1027261B (fr)
SE (1) SE7500132L (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410287A1 (fr) * 1977-11-23 1979-06-22 Cgr Ultrasonic Appareil d'echographie medicale a balayage sectoriel de grande ouverture angulaire
DE3003153C2 (de) * 1980-01-30 1982-04-29 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach Vorrichtung zur fernbedienten Ortung von Oberflächen

Also Published As

Publication number Publication date
FR2257974B1 (fr) 1978-11-10
DE7500305U (de) 1975-12-11
IT1027261B (it) 1978-11-20
GB1469391A (en) 1977-04-06
SE7500132L (fr) 1975-07-11
ES433662A1 (es) 1977-07-01
FR2257974A1 (fr) 1975-08-08

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: COMMISSARIAT A L ENERGIE ATOMIQUE

Effective date: 19861231