FR736351A - Device applicable to talking machines and intended to suppress parasitic vibrations - Google Patents

Device applicable to talking machines and intended to suppress parasitic vibrations

Info

Publication number
FR736351A
FR736351A FR736351DA FR736351A FR 736351 A FR736351 A FR 736351A FR 736351D A FR736351D A FR 736351DA FR 736351 A FR736351 A FR 736351A
Authority
FR
France
Prior art keywords
intended
device applicable
suppress parasitic
talking machines
parasitic vibrations
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
Alfred Charret
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 FR736351A publication Critical patent/FR736351A/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
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR736351D 1932-04-28 1932-04-28 Device applicable to talking machines and intended to suppress parasitic vibrations Expired FR736351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR736351T 1932-04-28

Publications (1)

Publication Number Publication Date
FR736351A true FR736351A (en) 1932-11-23

Family

ID=9131117

Family Applications (1)

Application Number Title Priority Date Filing Date
FR736351D Expired FR736351A (en) 1932-04-28 1932-04-28 Device applicable to talking machines and intended to suppress parasitic vibrations

Country Status (1)

Country Link
FR (1) FR736351A (en)

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