FR2209481A5 - - Google Patents

Info

Publication number
FR2209481A5
FR2209481A5 FR7243382A FR7243382A FR2209481A5 FR 2209481 A5 FR2209481 A5 FR 2209481A5 FR 7243382 A FR7243382 A FR 7243382A FR 7243382 A FR7243382 A FR 7243382A FR 2209481 A5 FR2209481 A5 FR 2209481A5
Authority
FR
France
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
FR7243382A
Other languages
French (fr)
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.)
VARTERESSIAN GERARD FR
Original Assignee
VARTERESSIAN GERARD FR
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 VARTERESSIAN GERARD FR filed Critical VARTERESSIAN GERARD FR
Priority to FR7243382A priority Critical patent/FR2209481A5/fr
Application granted granted Critical
Publication of FR2209481A5 publication Critical patent/FR2209481A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR7243382A 1972-12-06 1972-12-06 Expired FR2209481A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7243382A FR2209481A5 (en) 1972-12-06 1972-12-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7243382A FR2209481A5 (en) 1972-12-06 1972-12-06

Publications (1)

Publication Number Publication Date
FR2209481A5 true FR2209481A5 (en) 1974-06-28

Family

ID=9108288

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7243382A Expired FR2209481A5 (en) 1972-12-06 1972-12-06

Country Status (1)

Country Link
FR (1) FR2209481A5 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2754415A1 (en) * 1996-10-07 1998-04-10 Lagarrigue Cecile METHOD AND APPARATUS FOR A VARIABLE VOLUME ACOUSTIC SPEAKER
FR2858165A1 (en) * 2003-07-24 2005-01-28 Fabien Ricaud Loudspeaker enclosure volume varying device for retailer, has enclosure that is provided with movable face having two holes, where movable face seals enclosure and permits to vary volume of enclosure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2754415A1 (en) * 1996-10-07 1998-04-10 Lagarrigue Cecile METHOD AND APPARATUS FOR A VARIABLE VOLUME ACOUSTIC SPEAKER
WO1998016085A1 (en) * 1996-10-07 1998-04-16 Pierre Piccaluga Method and apparatus for acoustic chamber with variable volume
FR2858165A1 (en) * 2003-07-24 2005-01-28 Fabien Ricaud Loudspeaker enclosure volume varying device for retailer, has enclosure that is provided with movable face having two holes, where movable face seals enclosure and permits to vary volume of enclosure

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Legal Events

Date Code Title Description
ST Notification of lapse