FR633364A - Organes vibrants coniques pour haut-parleurs - Google Patents

Organes vibrants coniques pour haut-parleurs

Info

Publication number
FR633364A
FR633364A FR633364DA FR633364A FR 633364 A FR633364 A FR 633364A FR 633364D A FR633364D A FR 633364DA FR 633364 A FR633364 A FR 633364A
Authority
FR
France
Prior art keywords
loudspeakers
vibrating bodies
conical vibrating
conical
bodies
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
English (en)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR633364A publication Critical patent/FR633364A/fr
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
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/14—Non-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)
FR633364D 1926-05-14 1927-04-26 Organes vibrants coniques pour haut-parleurs Expired FR633364A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR633364A true FR633364A (fr) 1928-01-27

Family

ID=19873123

Family Applications (1)

Application Number Title Priority Date Filing Date
FR633364D Expired FR633364A (fr) 1926-05-14 1927-04-26 Organes vibrants coniques pour haut-parleurs

Country Status (5)

Country Link
US (1) US1802910A (instruction)
BE (1) BE341622A (instruction)
DE (1) DE502053C (instruction)
FR (1) FR633364A (instruction)
NL (1) NL18673C (instruction)

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
BE341622A (instruction)
DE502053C (de) 1930-07-08
NL18673C (instruction)
US1802910A (en) 1931-04-28

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