FR513165A - Diaphragme reproducteur pour phonographes - Google Patents

Diaphragme reproducteur pour phonographes

Info

Publication number
FR513165A
FR513165A FR513165A FR513165DA FR513165A FR 513165 A FR513165 A FR 513165A FR 513165 A FR513165 A FR 513165A FR 513165D A FR513165D A FR 513165DA FR 513165 A FR513165 A FR 513165A
Authority
FR
France
Prior art keywords
phonographs
reproductive
diaphragm
reproductive diaphragm
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
FR513165A
Other languages
English (en)
Inventor
Elie Mazo
Jean-Baptiste-August Tauleigne
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.)
JEAN BAPTISTE AUGUSTE TAULEIGN
Original Assignee
JEAN BAPTISTE AUGUSTE TAULEIGN
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 JEAN BAPTISTE AUGUSTE TAULEIGN filed Critical JEAN BAPTISTE AUGUSTE TAULEIGN
Application granted granted Critical
Publication of FR513165A publication Critical patent/FR513165A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/38—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR513165A 1919-05-21 1919-05-21 Diaphragme reproducteur pour phonographes Expired FR513165A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR513165T 1919-05-21

Publications (1)

Publication Number Publication Date
FR513165A true FR513165A (fr) 1921-02-09

Family

ID=8913367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR513165A Expired FR513165A (fr) 1919-05-21 1919-05-21 Diaphragme reproducteur pour phonographes

Country Status (1)

Country Link
FR (1) FR513165A (fr)

Similar Documents

Publication Publication Date Title
FR498276A (fr) Clé pour organes mécaniques
FR513165A (fr) Diaphragme reproducteur pour phonographes
FR522956A (fr) Diaphragme radiologique
FR552017A (fr) Diaphragme reproducteur pour phonographes
FR507418A (fr) Diaphragme amplificateur pour machines parlantes
FR533920A (fr) Diaphragme pour phonographe
FR506353A (fr) Diaphragme de phonographe
FR524287A (fr) Mécanisme répétiteur pour phonographe
FR498686A (fr) Diaphragme pour phonographes
FR522930A (fr) Perfectionnements aux diaphragmes pour phonographe
FR509934A (fr) Support pour appareils cinématographiques
FR494558A (fr) Diaphragme pour éléments électrolytiques
FR513215A (fr) Système de diaphragme étanche pour pompes
FR573155A (fr) Diaphragme pour procédés électrolytiques
FR542305A (fr) Diaphragme pour transmeteur téléphonique
FR25127E (fr) Perfectionnements aux diaphragmes pour phonographes
FR501855A (fr) Siège mobile interchangeable pour vannes
FR533087A (fr) Lentille annulaire pour vues
FR515893A (fr) Mécanisme de répétition pour phonographe
FR526447A (fr) Diaphragme pour machines parlantes à disques
FR520212A (fr) Chassis pour motocyclette
FR21406E (fr) Dispositif de stabilité pour motocyclettes
FR578442A (fr) Diaphragme pour phonographe perfectionné
FR497135A (fr) Lien pour montres-bracelets
FR517625A (fr) Chambrière pour bicyclettes