FR614175A - Improvements to devices for the transmission of vibrations - Google Patents

Improvements to devices for the transmission of vibrations

Info

Publication number
FR614175A
FR614175A FR614175DA FR614175A FR 614175 A FR614175 A FR 614175A FR 614175D A FR614175D A FR 614175DA FR 614175 A FR614175 A FR 614175A
Authority
FR
France
Prior art keywords
vibrations
transmission
devices
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
Other languages
French (fr)
Inventor
Albert Edward Days Bay Rod
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 FR614175A publication Critical patent/FR614175A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR614175D 1926-04-07 1926-04-07 Improvements to devices for the transmission of vibrations Expired FR614175A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR614175T 1926-04-07

Publications (1)

Publication Number Publication Date
FR614175A true FR614175A (en) 1926-12-08

Family

ID=8980021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR614175D Expired FR614175A (en) 1926-04-07 1926-04-07 Improvements to devices for the transmission of vibrations

Country Status (1)

Country Link
FR (1) FR614175A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3272281A (en) * 1964-12-04 1966-09-13 Harvey M Rutter Transducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3272281A (en) * 1964-12-04 1966-09-13 Harvey M Rutter Transducer

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