NL23822C - - Google Patents

Info

Publication number
NL23822C
NL23822C NL23822DA NL23822C NL 23822 C NL23822 C NL 23822C NL 23822D A NL23822D A NL 23822DA NL 23822 C NL23822 C NL 23822C
Authority
NL
Netherlands
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 NL23822C publication Critical patent/NL23822C/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00Diaphragms for electromechanical transducers; Cones
    • H04R7/16Mounting or tensioning of diaphragms or cones
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • H04R9/04Construction, mounting, or centering of coil
    • H04R9/041Centering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06Loudspeakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
NL23822D 1927-01-18 NL23822C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US161824A US1637119A (en) 1927-01-18 1927-01-18 Electromagnetic sound reproducer

Publications (1)

Publication Number Publication Date
NL23822C true NL23822C (en:Method)

Family

ID=22582902

Family Applications (1)

Application Number Title Priority Date Filing Date
NL23822D NL23822C (en:Method) 1927-01-18

Country Status (6)

Country Link
US (2) US1637119A (en:Method)
BE (1) BE348263A (en:Method)
DE (1) DE517895C (en:Method)
FR (1) FR647892A (en:Method)
GB (1) GB276900A (en:Method)
NL (1) NL23822C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527702A (en) * 1978-08-18 1980-02-28 Sony Corp Vibrator for speaker

Also Published As

Publication number Publication date
FR647892A (fr) 1928-12-03
US1637119A (en) 1927-07-26
DE517895C (de) 1931-02-07
BE348263A (en:Method)
USRE17086E (en) 1928-09-18
GB276900A (en) 1927-09-08

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