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FR627370A - Telephone or microphone capsule - Google Patents

Telephone or microphone capsule

Info

Publication number
FR627370A
FR627370A FR627370DA FR627370A FR 627370 A FR627370 A FR 627370A FR 627370D A FR627370D A FR 627370DA FR 627370 A FR627370 A FR 627370A
Authority
FR
France
Prior art keywords
telephone
microphone capsule
capsule
microphone
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)
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR627370A publication Critical patent/FR627370A/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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • H04R7/22—Clamping rim of diaphragm or cone against seating

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR627370D 1926-04-17 1927-01-11 Telephone or microphone capsule Expired FR627370A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE627370X 1926-04-17

Publications (1)

Publication Number Publication Date
FR627370A true FR627370A (en) 1927-10-03

Family

ID=6578395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR627370D Expired FR627370A (en) 1926-04-17 1927-01-11 Telephone or microphone capsule

Country Status (1)

Country Link
FR (1) FR627370A (en)

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