CA1239693A - Acoustic wave reflecting interface device - Google Patents

Acoustic wave reflecting interface device

Info

Publication number
CA1239693A
CA1239693A CA000445311A CA445311A CA1239693A CA 1239693 A CA1239693 A CA 1239693A CA 000445311 A CA000445311 A CA 000445311A CA 445311 A CA445311 A CA 445311A CA 1239693 A CA1239693 A CA 1239693A
Authority
CA
Canada
Prior art keywords
reflector
wall
rigid wall
acoustic
rigid
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
CA000445311A
Other languages
English (en)
French (fr)
Inventor
Rene Reynier
Bernard Fromont
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.)
Thales SA
Original Assignee
Thomson CSF 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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of CA1239693A publication Critical patent/CA1239693A/en
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
    • G10K11/20—Reflecting arrangements
    • G10K11/205—Reflecting arrangements for underwater use

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CA000445311A 1983-01-19 1984-01-13 Acoustic wave reflecting interface device Expired CA1239693A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8300753A FR2539541B1 (fr) 1983-01-19 1983-01-19 Dispositif a interface reflectrice d'ondes acoustiques
FR8300753 1983-01-19

Publications (1)

Publication Number Publication Date
CA1239693A true CA1239693A (en) 1988-07-26

Family

ID=9285062

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000445311A Expired CA1239693A (en) 1983-01-19 1984-01-13 Acoustic wave reflecting interface device

Country Status (6)

Country Link
EP (1) EP0114764B1 (de)
AU (1) AU2355484A (de)
CA (1) CA1239693A (de)
DE (1) DE3465809D1 (de)
ES (1) ES528948A0 (de)
FR (1) FR2539541B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2204217B (en) * 1987-05-02 1990-05-23 Gec Avionics Acoustic reflector
EP0328931A3 (de) * 1988-02-18 1991-07-31 The B.F. Goodrich Company Schallwand mit federnden Röhren
FR2656720B1 (fr) * 1989-12-29 1992-03-20 Thomson Csf Reflecteur d'ondes acoustiques pouvant fonctionner sous une forte immersion.
FR2674717B1 (fr) * 1991-03-29 1993-05-14 Thomson Csf Antenne acoustique basse frequence directive.
FR2720590B1 (fr) * 1994-05-31 1996-06-28 Thomson Csf Antenne acoustique passive absorbante.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811216A (en) * 1954-04-28 1957-10-29 Harris Transducer Corp Acoustic baffle construction
US2884084A (en) * 1954-10-28 1959-04-28 Sussman Harry Acoustic panel
DE1815684A1 (de) * 1968-12-19 1970-06-25 Krupp Gmbh Reflektor fuer Wasserschall
FR2240813B1 (de) * 1973-08-16 1976-04-30 France Etat

Also Published As

Publication number Publication date
FR2539541A1 (fr) 1984-07-20
AU2355484A (en) 1984-07-26
DE3465809D1 (en) 1987-10-08
FR2539541B1 (fr) 1986-09-19
ES8503449A1 (es) 1985-02-16
EP0114764B1 (de) 1987-09-02
EP0114764A2 (de) 1984-08-01
EP0114764A3 (en) 1984-08-22
ES528948A0 (es) 1985-02-16

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Legal Events

Date Code Title Description
MKEX Expiry