CA1094678A - Loudspeakers - Google Patents

Loudspeakers

Info

Publication number
CA1094678A
CA1094678A CA245,307A CA245307A CA1094678A CA 1094678 A CA1094678 A CA 1094678A CA 245307 A CA245307 A CA 245307A CA 1094678 A CA1094678 A CA 1094678A
Authority
CA
Canada
Prior art keywords
loudspeaker
diaphragm assembly
coil
inner sleeve
frame
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
CA245,307A
Other languages
English (en)
French (fr)
Inventor
Saad Z.M. Gabr
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.)
A R D ANSTALT
Original Assignee
A R D ANSTALT
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
Priority claimed from GB5635/75A external-priority patent/GB1543162A/en
Application filed by A R D ANSTALT filed Critical A R D ANSTALT
Application granted granted Critical
Publication of CA1094678A publication Critical patent/CA1094678A/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/045—Mounting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
CA245,307A 1975-02-10 1976-02-09 Loudspeakers Expired CA1094678A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB5635/75 1975-02-10
GB5635/75A GB1543162A (en) 1975-02-10 1975-02-10 Loudspeakers
GB7914/75 1975-02-25
GB791475 1975-02-25
GB1177675 1975-03-20
GB11776/75 1975-03-20

Publications (1)

Publication Number Publication Date
CA1094678A true CA1094678A (en) 1981-01-27

Family

ID=27254673

Family Applications (1)

Application Number Title Priority Date Filing Date
CA245,307A Expired CA1094678A (en) 1975-02-10 1976-02-09 Loudspeakers

Country Status (5)

Country Link
JP (1) JPS51146221A (de)
CA (1) CA1094678A (de)
DE (1) DE2604888A1 (de)
FR (1) FR2300477A1 (de)
NL (1) NL7601328A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414726A (en) * 1977-07-06 1979-02-03 Hitachi Ltd Dome type speaker
FR2428952A3 (fr) * 1978-04-03 1980-01-11 Audax Haut-parleur electrodynamique a membrane convexe
JPS5527702A (en) * 1978-08-18 1980-02-28 Sony Corp Vibrator for speaker
US4550430A (en) * 1981-02-20 1985-10-29 Meyers Stanley T Sound reproducing system utilizing motional feedback and an improved integrated magnetic structure
US4590332A (en) * 1983-05-23 1986-05-20 Pascal Delbuck Phase coherent low frequency speaker
DK171729B1 (da) * 1994-11-01 1997-04-14 Dan Kristoffersen Elektrodynamisk højttaler med væskeophængt bevægeligt system
EP0912072B1 (de) * 1997-10-27 2005-07-20 JL Audio, Inc. Aufhängunsgssystem aus konzentrischen Rohren für Lautsprecher
FR2859864B1 (fr) * 2003-09-15 2005-12-30 Cabasse Acoustic Ct Haut-parleur et enceinte acoustique correspondante
WO2013009991A1 (en) 2011-07-12 2013-01-17 Strata Audio LLC Voice coil former stiffener
DE102016114596B4 (de) 2016-08-05 2021-05-06 Beyerdynamic Gmbh & Co. Kg Elektroakustischer Schallwandler

Also Published As

Publication number Publication date
FR2300477B1 (de) 1982-08-20
FR2300477A1 (fr) 1976-09-03
JPS51146221A (en) 1976-12-15
NL7601328A (nl) 1976-08-12
DE2604888A1 (de) 1976-08-19

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Legal Events

Date Code Title Description
MKEX Expiry