FR712471A - Diaphragm for loudspeakers - Google Patents

Diaphragm for loudspeakers

Info

Publication number
FR712471A
FR712471A FR712471DA FR712471A FR 712471 A FR712471 A FR 712471A FR 712471D A FR712471D A FR 712471DA FR 712471 A FR712471 A FR 712471A
Authority
FR
France
Prior art keywords
loudspeakers
diaphragm
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
Other languages
French (fr)
Inventor
Gustav Lindgren
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 FR712471A publication Critical patent/FR712471A/en
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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR712471D 1930-02-18 1931-02-18 Diaphragm for loudspeakers Expired FR712471A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE712471X 1930-02-18

Publications (1)

Publication Number Publication Date
FR712471A true FR712471A (en) 1931-10-02

Family

ID=20315764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712471D Expired FR712471A (en) 1930-02-18 1931-02-18 Diaphragm for loudspeakers

Country Status (1)

Country Link
FR (1) FR712471A (en)

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