FR91732E - Improvements to electrodynamic acoustic transducers - Google Patents

Improvements to electrodynamic acoustic transducers

Info

Publication number
FR91732E
FR91732E FR92090A FR92090A FR91732E FR 91732 E FR91732 E FR 91732E FR 92090 A FR92090 A FR 92090A FR 92090 A FR92090 A FR 92090A FR 91732 E FR91732 E FR 91732E
Authority
FR
France
Prior art keywords
acoustic transducers
electrodynamic acoustic
electrodynamic
transducers
acoustic
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
FR92090A
Other languages
French (fr)
Inventor
Pierre Varnet
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
Priority claimed from FR10639A external-priority patent/FR1453850A/en
Application filed filed Critical
Priority to FR92090A priority Critical patent/FR91732E/en
Priority to FR107043A priority patent/FR93367E/en
Application granted granted Critical
Publication of FR91732E publication Critical patent/FR91732E/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
    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
    • 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
    • H04R9/06—Loudspeakers
    • 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
    • H04R9/025—Magnetic circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
FR92090A 1965-03-25 1967-01-23 Improvements to electrodynamic acoustic transducers Expired FR91732E (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR92090A FR91732E (en) 1965-03-25 1967-01-23 Improvements to electrodynamic acoustic transducers
FR107043A FR93367E (en) 1965-03-25 1967-05-19 Improvements to electrodynamic acoustic transducers.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR10639A FR1453850A (en) 1965-03-25 1965-03-25 Improvements to electrodynamic acoustic transducers
FR92090A FR91732E (en) 1965-03-25 1967-01-23 Improvements to electrodynamic acoustic transducers

Publications (1)

Publication Number Publication Date
FR91732E true FR91732E (en) 1968-08-02

Family

ID=8631174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR92090A Expired FR91732E (en) 1965-03-25 1967-01-23 Improvements to electrodynamic acoustic transducers

Country Status (1)

Country Link
FR (1) FR91732E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384174A (en) * 1979-10-02 1983-05-17 Victor Company Of Japan, Limited Moving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384174A (en) * 1979-10-02 1983-05-17 Victor Company Of Japan, Limited Moving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcement

Similar Documents

Publication Publication Date Title
CH458447A (en) Electro-acoustic transducer
FR1462869A (en) Improvements to ultrasonic transducers
AT259044B (en) Electrodynamic sound transducer
FR1461244A (en) Improvements to electromechanical transducers
AT248151B (en) Piezoelectric transducer
FR1453850A (en) Improvements to electrodynamic acoustic transducers
FR91732E (en) Improvements to electrodynamic acoustic transducers
AT259012B (en) Acoustic delay line
AT248737B (en) Piezoelectric transducer
FR1376306A (en) Improvements to electro-acoustic transducers
FR1509388A (en) Improvements to electromechanical transducers
FR1425383A (en) Underwater electro-acoustic transducer
FR1428916A (en) Electroacoustic transducer
FR93367E (en) Improvements to electrodynamic acoustic transducers.
FR1354631A (en) Electroacoustic transducer
FR1505133A (en) Improvements to electro-acoustic transducers
FR1522907A (en) Improvements to electroacoustic transducers
FR1434458A (en) Improvements to transducers
FR1492550A (en) Acoustic transducer
FR1428219A (en) Improvements to electro-acoustic transducers
FR1441667A (en) Improvements to speaker membranes
CH396100A (en) Electro-acoustic transducer
FR1485517A (en) Improvements to vibrators
FR1486847A (en) Electrodynamic transducer
CH466607A (en) Transducer