FR2081222A1 - - Google Patents

Info

Publication number
FR2081222A1
FR2081222A1 FR7009826A FR7009826A FR2081222A1 FR 2081222 A1 FR2081222 A1 FR 2081222A1 FR 7009826 A FR7009826 A FR 7009826A FR 7009826 A FR7009826 A FR 7009826A FR 2081222 A1 FR2081222 A1 FR 2081222A1
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.)
Granted
Application number
FR7009826A
Other languages
French (fr)
Other versions
FR2081222B1 (enExample
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.)
FOURE JACQUES FR
Original Assignee
FOURE JACQUES 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 FOURE JACQUES FR filed Critical FOURE JACQUES FR
Priority to FR7009826A priority Critical patent/FR2081222B1/fr
Publication of FR2081222A1 publication Critical patent/FR2081222A1/fr
Application granted granted Critical
Publication of FR2081222B1 publication Critical patent/FR2081222B1/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR7009826A 1970-03-19 1970-03-19 Expired FR2081222B1 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7009826A FR2081222B1 (enExample) 1970-03-19 1970-03-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7009826A FR2081222B1 (enExample) 1970-03-19 1970-03-19

Publications (2)

Publication Number Publication Date
FR2081222A1 true FR2081222A1 (enExample) 1971-12-03
FR2081222B1 FR2081222B1 (enExample) 1974-05-03

Family

ID=9052518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7009826A Expired FR2081222B1 (enExample) 1970-03-19 1970-03-19

Country Status (1)

Country Link
FR (1) FR2081222B1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476423A1 (fr) * 1980-02-20 1981-08-21 Spiteri Ernest Perfectionnements apportes aux haut-parleurs electrodynamiques a membrane plane en polystyrene expanse
EP1484941A1 (en) * 2003-06-04 2004-12-08 Harman/Becker Automotive Systems GmbH Loudspeaker
EP1773095A1 (en) * 2005-10-07 2007-04-11 Harman Becker Automotive Systems GmbH Loudspeaker

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476423A1 (fr) * 1980-02-20 1981-08-21 Spiteri Ernest Perfectionnements apportes aux haut-parleurs electrodynamiques a membrane plane en polystyrene expanse
EP1484941A1 (en) * 2003-06-04 2004-12-08 Harman/Becker Automotive Systems GmbH Loudspeaker
EP1773095A1 (en) * 2005-10-07 2007-04-11 Harman Becker Automotive Systems GmbH Loudspeaker
US8019112B2 (en) 2005-10-07 2011-09-13 Harman Becker Automotive Systems Gmbh Loudspeaker
US8553925B2 (en) 2005-10-07 2013-10-08 Harman Becker Automotive Systems Gmbh Loudspeaker

Also Published As

Publication number Publication date
FR2081222B1 (enExample) 1974-05-03

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Legal Events

Date Code Title Description
ST Notification of lapse