FR48334E - Improvements to electrodynamic or analog loudspeakers - Google Patents

Improvements to electrodynamic or analog loudspeakers

Info

Publication number
FR48334E
FR48334E FR48334DA FR48334E FR 48334 E FR48334 E FR 48334E FR 48334D A FR48334D A FR 48334DA FR 48334 E FR48334 E FR 48334E
Authority
FR
France
Prior art keywords
electrodynamic
loudspeakers
analog
analog loudspeakers
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)
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.)
Cie Nationale Electro L L
Original Assignee
Cie Nationale Electro L L
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 Cie Nationale Electro L L filed Critical Cie Nationale Electro L L
Application granted granted Critical
Publication of FR48334E publication Critical patent/FR48334E/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/041—Centering
    • H04R9/043—Inner suspension or damper, e.g. spider
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/045—Mounting

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR48334D 1936-08-24 1936-08-24 Improvements to electrodynamic or analog loudspeakers Expired FR48334E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR48334T 1936-08-24

Publications (1)

Publication Number Publication Date
FR48334E true FR48334E (en) 1937-12-27

Family

ID=8683690

Family Applications (2)

Application Number Title Priority Date Filing Date
FR806201D Expired FR806201A (en) 1936-08-24 1935-09-03 Improvements to electrodynamic or analog loudspeakers
FR48334D Expired FR48334E (en) 1936-08-24 1936-08-24 Improvements to electrodynamic or analog loudspeakers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR806201D Expired FR806201A (en) 1936-08-24 1935-09-03 Improvements to electrodynamic or analog loudspeakers

Country Status (2)

Country Link
FR (2) FR806201A (en)
GB (1) GB486514A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191421B (en) * 1962-05-09 1965-04-22 N Izsledovatelski I Pk I Elekt Dynamic speaker
GB2418097A (en) * 2004-09-09 2006-03-15 Anthony John Andrews Loudspeaker suspension element extends radially-inward to centre polepiece

Also Published As

Publication number Publication date
FR806201A (en) 1936-12-10
GB486514A (en) 1938-06-03

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