BE389706A - - Google Patents

Info

Publication number
BE389706A
BE389706A BE389706DA BE389706A BE 389706 A BE389706 A BE 389706A BE 389706D A BE389706D A BE 389706DA BE 389706 A BE389706 A BE 389706A
Authority
BE
Belgium
Application number
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.)
Publication of BE389706A publication Critical patent/BE389706A/xx

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
    • H04R7/16—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
BE389706D 1931-07-14 BE389706A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL383921X 1931-07-14

Publications (1)

Publication Number Publication Date
BE389706A true BE389706A (enrdf_load_stackoverflow)

Family

ID=19785677

Family Applications (1)

Application Number Title Priority Date Filing Date
BE389706D BE389706A (enrdf_load_stackoverflow) 1931-07-14

Country Status (3)

Country Link
BE (1) BE389706A (enrdf_load_stackoverflow)
FR (1) FR739832A (enrdf_load_stackoverflow)
GB (1) GB383921A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2439666A (en) * 1944-01-31 1948-04-13 Rca Corp Loudspeaker diaphragm support

Also Published As

Publication number Publication date
FR739832A (fr) 1933-01-17
GB383921A (en) 1932-11-24

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