FR87555E - Perfectionnements apportés aux haut-parleurs, aux microphones et aux dispositifs analogues de type électrodynamique - Google Patents

Perfectionnements apportés aux haut-parleurs, aux microphones et aux dispositifs analogues de type électrodynamique

Info

Publication number
FR87555E
FR87555E FR9506A FR87555DA FR87555E FR 87555 E FR87555 E FR 87555E FR 9506 A FR9506 A FR 9506A FR 87555D A FR87555D A FR 87555DA FR 87555 E FR87555 E FR 87555E
Authority
FR
France
Prior art keywords
loudspeakers
microphones
similar
electrodynamic devices
electrodynamic
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
FR9506A
Other languages
English (en)
Inventor
Georges Gogny
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 FR87555E publication Critical patent/FR87555E/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
FR9506A 1960-06-23 1965-03-17 Perfectionnements apportés aux haut-parleurs, aux microphones et aux dispositifs analogues de type électrodynamique Expired FR87555E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR830847A FR1269138A (fr) 1960-06-23 1960-06-23 Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique

Publications (1)

Publication Number Publication Date
FR87555E true FR87555E (fr) 1966-01-07

Family

ID=8734012

Family Applications (2)

Application Number Title Priority Date Filing Date
FR830847A Expired FR1269138A (fr) 1960-06-23 1960-06-23 Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique
FR9506A Expired FR87555E (fr) 1960-06-23 1965-03-17 Perfectionnements apportés aux haut-parleurs, aux microphones et aux dispositifs analogues de type électrodynamique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR830847A Expired FR1269138A (fr) 1960-06-23 1960-06-23 Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique

Country Status (4)

Country Link
US (1) US3171904A (fr)
DE (2) DE1195356B (fr)
FR (2) FR1269138A (fr)
GB (1) GB986390A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348342A (en) 1980-03-07 1982-09-07 Ernest Spiteri Method for making electrodynamic loudspeakers having a planar diaphragm of expanded polystyrene

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1269138A (fr) * 1960-06-23 1961-08-11 Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique
SU581598A1 (ru) * 1974-12-17 1977-11-25 Kasatkin Aleksej F Ленточный громкоговоритель
GB1471296A (en) * 1974-12-23 1977-04-21 Foster Electric Co Ltd Electoracoustic transducer
US4210786A (en) * 1979-01-24 1980-07-01 Magnepan, Incorporated Magnetic field structure for planar speaker
FR2450020A1 (fr) * 1979-02-20 1980-09-19 Soria Jean Yves Haut-parleur electrodynamique multicellulaire
FR2477821A1 (fr) * 1980-03-06 1981-09-11 3A Art Acoustique Appliquee Sa Haut-parleur electrodynamique
US4468530A (en) * 1982-01-25 1984-08-28 Torgeson W Lee Loudspeaker system
US4491698A (en) * 1982-06-17 1985-01-01 David A. Larson Electro-acoustic transducer with diaphragm and blank therefor
US4703510A (en) * 1982-06-17 1987-10-27 Larson David A Electro-acoustic transducer with diaphragm and blank therefor
US4536623A (en) * 1983-06-16 1985-08-20 Larson David A Electro-acoustic transducer with diaphragm and blank therefor
US4604792A (en) * 1984-12-20 1986-08-12 Lff & Associates Method for making electro-acoustic transducer apparatus
GB2347818A (en) * 1999-03-10 2000-09-13 Steff Lin Flat type loud speaker
ES2376731B1 (es) * 2010-06-07 2013-02-01 Acústica Beyma, S.L. Altavoz de diafragma plegado.

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE447620C (de) * 1927-08-06 Siemens & Halske Akt Ges Elektrodynamisches Telephon
DE484339C (de) * 1929-10-15 Lorenz Akt Ges C Elektrodynamisches Telephon, insbesondere fuer Lautsprecher
GB160223A (en) * 1919-11-18 1921-03-18 Adrian Francis Sykes Improvements in telephonic and like apparatus
NL15444C (fr) * 1923-06-08
DE456570C (de) * 1926-04-02 1928-02-21 Siemens & Halske Akt Ges Elektrodynamisches Telephon
CH133508A (de) * 1927-03-12 1929-06-15 Siemens Ag Membran.
DE500723C (de) * 1928-11-13 1930-06-24 Siemens & Halske Akt Ges Elektrodynamisches Telephon mit rostfoermigem Magnetsystem
US1987412A (en) * 1931-05-12 1935-01-08 Siemens Ag Acoustic apparatus
US2297218A (en) * 1937-04-24 1942-09-29 Hans E Henrich Loud-speaker
US2978671A (en) * 1951-08-11 1961-04-04 Harris Transducer Corp Electrodynamic transducer
US2978669A (en) * 1954-03-08 1961-04-04 Harris Transducer Corp Underwater electrodynamic acoustic transducer with air-filled composite diaphragm
FR1169701A (fr) * 1957-03-15 1959-01-05 Ct D Etudes Et De Dev De L Ele Dispositif électromagnétique, notamment pour microphones et écouteurs
NL112193C (fr) * 1958-03-07
US3111187A (en) * 1959-11-23 1963-11-19 H J Leak & Company Ltd Diaphragm for electro acoustic transducer
FR1269138A (fr) * 1960-06-23 1961-08-11 Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348342A (en) 1980-03-07 1982-09-07 Ernest Spiteri Method for making electrodynamic loudspeakers having a planar diaphragm of expanded polystyrene

Also Published As

Publication number Publication date
DE1195356B (de) 1965-06-24
GB986390A (en) 1965-03-17
US3171904A (en) 1965-03-02
DE1259948B (de) 1968-02-01
FR1269138A (fr) 1961-08-11

Similar Documents

Publication Publication Date Title
FR1269138A (fr) Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique
DK110237C (da) Stereofonisk elektrodynamisk lydaftager.
CH363378A (de) Lautsprecher-Telephonanlage
NL142044B (nl) Elektrodynamische luidspreker.
CH385289A (de) Elektrodynamisches Mikrophon
AT259044B (de) Elektrodynamischer Schallwandler
AT219680B (de) Dynamischer Kopfhörer
FR1256674A (fr) Perfectionnements aux haut-parleurs électrodynamiques
FR1290148A (fr) Perfectionnement aux haut-parleurs électrodynamiques
FR1286230A (fr) Perfectionnements aux dispositifs électro-magnétiques
FR1217136A (fr) Perfectionnements aux haut-parleurs électrodynamiques
FR1345154A (fr) Perfectionnements apportés aux enceintes, notamment sphériques, de grandes dimensions
FR1320220A (fr) Perfectionnements aux haut-parleurs électrodynamiques
CH380785A (de) Elektrodynamischer Lautsprecher
FR1269710A (fr) Haut-parleur de médiums
FR1279412A (fr) Perfectionnements aux dispositifs fixe-jarretelles
FR1238449A (fr) Perfectionnements aux dispositifs électro-acoustiques
CH391002A (de) Elektrodynamischer Konuslautsprecher
FR1129211A (fr) Perfectionnements apportés aux appareils électroacoustiques, notamment aux casquesd'écoute
FR1332315A (fr) Haut-parleur électrodynamique
FR1330932A (fr) Perfectionnement au haut-parleur électrodynamique
FR1227354A (fr) Perfectionnements aux haut-parleurs électrodynamiques
FR1282035A (fr) Perfectionnements aux dispositifs téléphoniques
FR1142072A (fr) Perfectionnements aux dispositifs de haut-parleurs
FR1285468A (fr) Perfectionnements aux transducteurs électro-acoustiques