FR2434540A1 - Membrane acoustique en verre mince - Google Patents

Membrane acoustique en verre mince

Info

Publication number
FR2434540A1
FR2434540A1 FR7824732A FR7824732A FR2434540A1 FR 2434540 A1 FR2434540 A1 FR 2434540A1 FR 7824732 A FR7824732 A FR 7824732A FR 7824732 A FR7824732 A FR 7824732A FR 2434540 A1 FR2434540 A1 FR 2434540A1
Authority
FR
France
Prior art keywords
membrane
loudspeaker
contact
rear wall
thin glass
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.)
Pending
Application number
FR7824732A
Other languages
English (en)
Inventor
Christian Guillerminet
Jeannik Marcault
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.)
Saint Gobain Industries SA
Compagnie de Saint Gobain SA
Original Assignee
Saint Gobain Industries SA
Compagnie de Saint Gobain SA
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 Saint Gobain Industries SA, Compagnie de Saint Gobain SA filed Critical Saint Gobain Industries SA
Priority to FR7824732A priority Critical patent/FR2434540A1/fr
Publication of FR2434540A1 publication Critical patent/FR2434540A1/fr
Pending 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

Abstract

L'invention concerne une membrane acoustique. Cette membrane est constituée d'une feuille en verre mince, éventuellement recouverte d'une couche réfléchissante. Application aux appareils générateurs ou récepteurs de sons.
FR7824732A 1978-08-25 1978-08-25 Membrane acoustique en verre mince Pending FR2434540A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7824732A FR2434540A1 (fr) 1978-08-25 1978-08-25 Membrane acoustique en verre mince

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7824732A FR2434540A1 (fr) 1978-08-25 1978-08-25 Membrane acoustique en verre mince

Publications (1)

Publication Number Publication Date
FR2434540A1 true FR2434540A1 (fr) 1980-03-21

Family

ID=9212099

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7824732A Pending FR2434540A1 (fr) 1978-08-25 1978-08-25 Membrane acoustique en verre mince

Country Status (1)

Country Link
FR (1) FR2434540A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6988339B2 (en) 2002-02-06 2006-01-24 Andersen Corporation Specialty media window
US7109959B2 (en) 2002-02-06 2006-09-19 Andersen Corporation Multi-task window
US7180489B2 (en) 2002-02-06 2007-02-20 Andersen Corporation Automated multi-task window assembly
US7426804B2 (en) 2002-02-06 2008-09-23 Andersen Corporation Specialty display window

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1583581A (en) * 1924-03-19 1926-05-04 Charles A Denis Telephone diaphragm
US1600778A (en) * 1923-12-13 1926-09-21 Earl H Rollinson Loud-speaking-telefhone receiver
CH520357A (fr) * 1966-06-08 1971-10-29 Spadini Paolo Montre-bracelet-réveil
FR2293844A1 (fr) * 1974-12-02 1976-07-02 Barcus Lester Transducteur acoustique
DE2651026A1 (de) * 1976-11-09 1978-05-18 Helmut Dipl Ing Krueger Verfahren zur bemessung des radialen wandstaerkeverlaufes einer kreisfoermigen membran fuer akustische wandler

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1600778A (en) * 1923-12-13 1926-09-21 Earl H Rollinson Loud-speaking-telefhone receiver
US1583581A (en) * 1924-03-19 1926-05-04 Charles A Denis Telephone diaphragm
CH520357A (fr) * 1966-06-08 1971-10-29 Spadini Paolo Montre-bracelet-réveil
FR2293844A1 (fr) * 1974-12-02 1976-07-02 Barcus Lester Transducteur acoustique
DE2651026A1 (de) * 1976-11-09 1978-05-18 Helmut Dipl Ing Krueger Verfahren zur bemessung des radialen wandstaerkeverlaufes einer kreisfoermigen membran fuer akustische wandler

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6988339B2 (en) 2002-02-06 2006-01-24 Andersen Corporation Specialty media window
US7109959B2 (en) 2002-02-06 2006-09-19 Andersen Corporation Multi-task window
US7180489B2 (en) 2002-02-06 2007-02-20 Andersen Corporation Automated multi-task window assembly
US7426804B2 (en) 2002-02-06 2008-09-23 Andersen Corporation Specialty display window

Similar Documents

Publication Publication Date Title
CA2001724A1 (fr) Microphone a electret
ATE146098T1 (de) Dünnfilmverbundmembran
JPS5388718A (en) Sealed head phone
TR200003739T2 (tr) Hoparlörler
GB897621A (en) Acoustical diaphragm
GB2261136A (en) Loudspeaker with a diaphragm having an air conduit
FR2434540A1 (fr) Membrane acoustique en verre mince
GB927370A (en) Improvements in or relating to electro-acoustic transducers
GB1002765A (en) Improvements in and relating to electro-acoustic apparatus
ES8308668A1 (es) "un metodo de producir un transductor electroacustico".
JPS644199A (en) Electrostatic speaker
GB1300994A (en) Apparatus for raising submerged vessels
JPS56103599A (en) Composite speaker
JPS5573200A (en) Capacitor-type speaker
US2841234A (en) Diaphragm type acoustic screen
GB1348735A (en) Electro-acoustical transducers
JPS5477127A (en) Acoustic converter
JPS5610276A (en) Sound diaphragm of sound-producing body for clock
SU644049A1 (ru) Электростатический приемник градиента звукового давлени
NL7802691A (en) Electroacoustic transducer with capacitor and back electrode - has thixotropic lacquer protrusions on flat section functioning with diaphragm
JPS52113717A (en) Electro-acoustic transducer
JPS5791100A (en) Ceramic piezoelectric type receiver
EP0354520A3 (fr) Transducteur électro-acoustique
US1414295A (en) Submarine sound receiver
JPS5729833A (en) Diaphragm