BE495623A - - Google Patents

Info

Publication number
BE495623A
BE495623A BE495623DA BE495623A BE 495623 A BE495623 A BE 495623A BE 495623D A BE495623D A BE 495623DA BE 495623 A BE495623 A BE 495623A
Authority
BE
Belgium
Application number
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.)
Publication of BE495623A publication Critical patent/BE495623A/xx

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
    • 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
    • H04R9/022—Cooling arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
BE495623D 1950-02-22 BE495623A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE286905X 1950-02-22

Publications (1)

Publication Number Publication Date
BE495623A true BE495623A (enrdf_load_html_response)

Family

ID=6059162

Family Applications (1)

Application Number Title Priority Date Filing Date
BE495623D BE495623A (enrdf_load_html_response) 1950-02-22

Country Status (4)

Country Link
BE (1) BE495623A (enrdf_load_html_response)
CH (1) CH286905A (enrdf_load_html_response)
FR (1) FR1017147A (enrdf_load_html_response)
GB (1) GB683832A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991286A (en) * 1975-06-02 1976-11-09 Altec Corporation Heat dissipating device for loudspeaker voice coil
CN109246562B (zh) * 2018-09-21 2020-08-25 歌尔股份有限公司 微型发声装置

Also Published As

Publication number Publication date
GB683832A (en) 1952-12-03
FR1017147A (fr) 1952-12-02
CH286905A (de) 1952-11-15

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