FR1548519A - - Google Patents

Info

Publication number
FR1548519A
FR1548519A FR1548519DA FR1548519A FR 1548519 A FR1548519 A FR 1548519A FR 1548519D A FR1548519D A FR 1548519DA FR 1548519 A FR1548519 A FR 1548519A
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
Other languages
French (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 filed Critical
Application granted granted Critical
Publication of FR1548519A publication Critical patent/FR1548519A/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
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • 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)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
FR1548519D 1967-10-23 1967-10-23 Expired FR1548519A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR125469 1967-10-23

Publications (1)

Publication Number Publication Date
FR1548519A true FR1548519A (nl) 1968-12-06

Family

ID=8640540

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1548519D Expired FR1548519A (nl) 1967-10-23 1967-10-23

Country Status (1)

Country Link
FR (1) FR1548519A (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428951A1 (fr) * 1978-06-15 1980-01-11 Sony Corp Haut-parleur et procede de fabrication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428951A1 (fr) * 1978-06-15 1980-01-11 Sony Corp Haut-parleur et procede de fabrication

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Legal Events

Date Code Title Description
ST Notification of lapse