FR721204A - Housing for diaphragm loudspeaker - Google Patents

Housing for diaphragm loudspeaker

Info

Publication number
FR721204A
FR721204A FR721204DA FR721204A FR 721204 A FR721204 A FR 721204A FR 721204D A FR721204D A FR 721204DA FR 721204 A FR721204 A FR 721204A
Authority
FR
France
Prior art keywords
housing
diaphragm loudspeaker
loudspeaker
diaphragm
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.)
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 FR721204A publication Critical patent/FR721204A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR721204D 1930-08-15 1931-08-10 Housing for diaphragm loudspeaker Expired FR721204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL721204X 1930-08-15

Publications (1)

Publication Number Publication Date
FR721204A true FR721204A (en) 1932-03-01

Family

ID=19816867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR721204D Expired FR721204A (en) 1930-08-15 1931-08-10 Housing for diaphragm loudspeaker

Country Status (1)

Country Link
FR (1) FR721204A (en)

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