DE253378C - - Google Patents

Info

Publication number
DE253378C
DE253378C DENDAT253378D DE253378DA DE253378C DE 253378 C DE253378 C DE 253378C DE NDAT253378 D DENDAT253378 D DE NDAT253378D DE 253378D A DE253378D A DE 253378DA DE 253378 C DE253378 C DE 253378C
Authority
DE
Germany
Prior art keywords
ring
membrane
section
rubber
sound box
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.)
Active
Application number
DENDAT253378D
Other languages
German (de)
English (en)
Publication of DE253378C publication Critical patent/DE253378C/de
Active 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Vibration Prevention Devices (AREA)
DENDAT253378D Active DE253378C (index.php)

Publications (1)

Publication Number Publication Date
DE253378C true DE253378C (index.php)

Family

ID=511662

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT253378D Active DE253378C (index.php)

Country Status (1)

Country Link
DE (1) DE253378C (index.php)

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