FR616148A - Haut-parleur du type à diaphragme conique - Google Patents

Haut-parleur du type à diaphragme conique

Info

Publication number
FR616148A
FR616148A FR616148DA FR616148A FR 616148 A FR616148 A FR 616148A FR 616148D A FR616148D A FR 616148DA FR 616148 A FR616148 A FR 616148A
Authority
FR
France
Prior art keywords
diaphragm type
type loudspeaker
conical diaphragm
conical
loudspeaker
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.)
HOPKINS CORP
Original Assignee
HOPKINS 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 HOPKINS CORP filed Critical HOPKINS CORP
Application granted granted Critical
Publication of FR616148A publication Critical patent/FR616148A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR616148D 1925-06-01 1926-05-14 Haut-parleur du type à diaphragme conique Expired FR616148A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34255A US1630008A (en) 1925-06-01 1925-06-01 Cone-type loud speaker

Publications (1)

Publication Number Publication Date
FR616148A true FR616148A (fr) 1927-01-24

Family

ID=21875256

Family Applications (1)

Application Number Title Priority Date Filing Date
FR616148D Expired FR616148A (fr) 1925-06-01 1926-05-14 Haut-parleur du type à diaphragme conique

Country Status (6)

Country Link
US (1) US1630008A (xx)
BE (1) BE334366A (xx)
DE (1) DE551526C (xx)
FR (1) FR616148A (xx)
GB (2) GB252685A (xx)
NL (1) NL21057C (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810447A (en) * 1955-05-31 1957-10-22 Ford Motor Co Rear seat speaker
US5418337A (en) * 1993-05-28 1995-05-23 Bose Corporation Loudspeaker driver surrounding

Also Published As

Publication number Publication date
GB261426A (en) 1927-04-21
NL21057C (xx)
BE334366A (xx)
DE551526C (de) 1932-06-02
GB252685A (en) 1927-06-02
US1630008A (en) 1927-05-24

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