FR682203A - Loudspeaker motor - Google Patents

Loudspeaker motor

Info

Publication number
FR682203A
FR682203A FR682203DA FR682203A FR 682203 A FR682203 A FR 682203A FR 682203D A FR682203D A FR 682203DA FR 682203 A FR682203 A FR 682203A
Authority
FR
France
Prior art keywords
loudspeaker motor
loudspeaker
motor
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.)
FARRAND INDUCTOR CORP
Original Assignee
FARRAND INDUCTOR 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 FARRAND INDUCTOR CORP filed Critical FARRAND INDUCTOR CORP
Application granted granted Critical
Publication of FR682203A publication Critical patent/FR682203A/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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR682203D 1928-09-25 1929-09-23 Loudspeaker motor Expired FR682203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US319665XA 1928-09-25 1928-09-25

Publications (1)

Publication Number Publication Date
FR682203A true FR682203A (en) 1930-05-24

Family

ID=21862369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR682203D Expired FR682203A (en) 1928-09-25 1929-09-23 Loudspeaker motor

Country Status (3)

Country Link
DE (1) DE583538C (en)
FR (1) FR682203A (en)
GB (1) GB319665A (en)

Also Published As

Publication number Publication date
GB319665A (en) 1930-12-11
DE583538C (en) 1933-09-07

Similar Documents

Publication Publication Date Title
FR665880A (en) Motor vehicle chassis
FR635902A (en) Semicircular motor
FR682203A (en) Loudspeaker motor
FR654895A (en) Alternator motor
FR660163A (en) Rotary motor
FR658011A (en) Rotary motor
FR673329A (en) Motor starter
FR657724A (en) Linkage for motor
FR705290A (en) Motor for electromagnetic loudspeaker
FR723297A (en) Hydraulic motor
FR37727E (en) Semicircular motor
FR686195A (en) Hydraulic motor
FR648486A (en) Hydraulic motor
FR670374A (en) Asynchromic motor
FR686297A (en) Hydraulic motor
FR647443A (en) Fairground vehicle
FR674617A (en) Built-in motor
FR686958A (en) Speakerphone
FR607947A (en) Cabron mount
FR655336A (en) Hydraulic motor
FR657837A (en) Hydraulic motor
FR665953A (en) Speaker case
FR34259E (en) Semicircular motor
FR654121A (en) Rotary motor
FR637329A (en) Hydro-electric motor