BE341622A - - Google Patents

Info

Publication number
BE341622A
BE341622A BE341622DA BE341622A BE 341622 A BE341622 A BE 341622A BE 341622D A BE341622D A BE 341622DA BE 341622 A BE341622 A BE 341622A
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 BE341622A publication Critical patent/BE341622A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00Diaphragms for electromechanical transducers; Cones
    • H04R7/02Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12Non-planar diaphragms or cones
    • H04R7/14Non-planar diaphragms or cones corrugated, pleated or ribbed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
BE341622D 1926-05-14 BE341622A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1802910X 1926-05-14

Publications (1)

Publication Number Publication Date
BE341622A true BE341622A (en:Method)

Family

ID=19873123

Family Applications (1)

Application Number Title Priority Date Filing Date
BE341622D BE341622A (en:Method) 1926-05-14

Country Status (5)

Country Link
US (1) US1802910A (en:Method)
BE (1) BE341622A (en:Method)
DE (1) DE502053C (en:Method)
FR (1) FR633364A (en:Method)
NL (1) NL18673C (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2681390A (en) * 1951-01-23 1954-06-15 Rola Company Inc Diaphragm for loud speakers
US4562899A (en) * 1982-06-16 1986-01-07 Nippon Gakki Seizo Kabushiki Kaisha Diaphragm of electroacoustic transducer and method of manufacturing the same

Also Published As

Publication number Publication date
NL18673C (en:Method)
FR633364A (fr) 1928-01-27
US1802910A (en) 1931-04-28
DE502053C (de) 1930-07-08

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