CA2019540C - Transducteurs a ruban - Google Patents

Transducteurs a ruban

Info

Publication number
CA2019540C
CA2019540C CA002019540A CA2019540A CA2019540C CA 2019540 C CA2019540 C CA 2019540C CA 002019540 A CA002019540 A CA 002019540A CA 2019540 A CA2019540 A CA 2019540A CA 2019540 C CA2019540 C CA 2019540C
Authority
CA
Canada
Prior art keywords
ribbon
cross
suspension
suspension elements
transducer according
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 - Fee Related
Application number
CA002019540A
Other languages
English (en)
Other versions
CA2019540A1 (fr
Inventor
Graham Bank
Harold C. Pinfold
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.)
CELESTION INTERNATIONAL Ltd
Original Assignee
CELESTION INTERNATIONAL Ltd
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 CELESTION INTERNATIONAL Ltd filed Critical CELESTION INTERNATIONAL Ltd
Publication of CA2019540A1 publication Critical patent/CA2019540A1/fr
Application granted granted Critical
Publication of CA2019540C publication Critical patent/CA2019540C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • H04R9/048—Construction in which the windings of the moving coil lay in the same plane of the ribbon type

Landscapes

  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Impression-Transfer Materials And Handling Thereof (AREA)
  • Glass Compositions (AREA)
  • Dry Shavers And Clippers (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Surgical Instruments (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measurement Of Radiation (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
CA002019540A 1989-06-21 1990-06-21 Transducteurs a ruban Expired - Fee Related CA2019540C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898914241A GB8914241D0 (en) 1989-06-21 1989-06-21 Ribbon transducers
GB8914241.8 1989-06-21

Publications (2)

Publication Number Publication Date
CA2019540A1 CA2019540A1 (fr) 1990-12-21
CA2019540C true CA2019540C (fr) 1995-07-18

Family

ID=10658810

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002019540A Expired - Fee Related CA2019540C (fr) 1989-06-21 1990-06-21 Transducteurs a ruban

Country Status (8)

Country Link
EP (1) EP0404488B1 (fr)
JP (1) JP2523949B2 (fr)
AT (1) ATE110514T1 (fr)
CA (1) CA2019540C (fr)
DE (1) DE69011763T2 (fr)
DK (1) DK0404488T3 (fr)
ES (1) ES2062370T3 (fr)
GB (1) GB8914241D0 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB793261A (en) * 1955-06-13 1958-04-16 Reslosound Ltd Improvements in and relating to electromechanical transducers
US4317966A (en) * 1980-02-19 1982-03-02 Lister Clive R B Vibratory ribbon speaker
US4580014A (en) * 1983-06-21 1986-04-01 Hobrough Theodore B Means for controlling ribbon edge clearance in a ribbon loudspeaker

Also Published As

Publication number Publication date
JPH03129999A (ja) 1991-06-03
JP2523949B2 (ja) 1996-08-14
EP0404488A2 (fr) 1990-12-27
GB8914241D0 (en) 1989-08-09
ATE110514T1 (de) 1994-09-15
DE69011763T2 (de) 1995-03-16
CA2019540A1 (fr) 1990-12-21
EP0404488B1 (fr) 1994-08-24
DK0404488T3 (da) 1995-01-16
DE69011763D1 (de) 1994-09-29
ES2062370T3 (es) 1994-12-16
EP0404488A3 (fr) 1992-04-15

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Legal Events

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