GB2037535B - Moving coil transducers - Google Patents

Moving coil transducers

Info

Publication number
GB2037535B
GB2037535B GB7848590A GB7848590A GB2037535B GB 2037535 B GB2037535 B GB 2037535B GB 7848590 A GB7848590 A GB 7848590A GB 7848590 A GB7848590 A GB 7848590A GB 2037535 B GB2037535 B GB 2037535B
Authority
GB
United Kingdom
Prior art keywords
moving coil
coil transducers
transducers
moving
coil
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
GB7848590A
Other versions
GB2037535A (en
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.)
Rank Organization Ltd
Original Assignee
Rank Organization 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 Rank Organization Ltd filed Critical Rank Organization Ltd
Priority to GB7848590A priority Critical patent/GB2037535B/en
Priority to EP79302882A priority patent/EP0012608A1/en
Publication of GB2037535A publication Critical patent/GB2037535A/en
Application granted granted Critical
Publication of GB2037535B publication Critical patent/GB2037535B/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
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/24—Tensioning by means acting directly on free portions of diaphragm or cone

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
GB7848590A 1978-12-14 1978-12-14 Moving coil transducers Expired GB2037535B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB7848590A GB2037535B (en) 1978-12-14 1978-12-14 Moving coil transducers
EP79302882A EP0012608A1 (en) 1978-12-14 1979-12-13 Isodynamic electromagnetic acoustic transducer with stressed diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7848590A GB2037535B (en) 1978-12-14 1978-12-14 Moving coil transducers

Publications (2)

Publication Number Publication Date
GB2037535A GB2037535A (en) 1980-07-09
GB2037535B true GB2037535B (en) 1983-01-12

Family

ID=10501731

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7848590A Expired GB2037535B (en) 1978-12-14 1978-12-14 Moving coil transducers

Country Status (2)

Country Link
EP (1) EP0012608A1 (en)
GB (1) GB2037535B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0206458B1 (en) * 1985-04-17 1992-07-01 Geoquip Security Systems Limited Vibration-sensitive transducer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT239344B (en) * 1963-03-13 1965-03-25 Akg Akustische Kino Geraete Electrodynamic headphones
US3898598A (en) * 1974-01-24 1975-08-05 Foster Tsushin Kogyo Dynamic electroacoustic transducer
JPS5745760Y2 (en) * 1974-02-18 1982-10-08
DE2461258C3 (en) * 1974-12-23 1978-09-07 Foster Electric Co., Ltd., Tokio Diaphragm for an electroacoustic transducer
DE2461278B2 (en) * 1974-12-23 1976-12-16 Foster Electric Co., Ltd., Tokio ELECTROACOUSTIC CONVERTER
JPS51129219A (en) * 1975-05-02 1976-11-10 Matsushita Electric Ind Co Ltd Dynamic electrical acoustic converter
GB1545517A (en) * 1975-12-11 1979-05-10 Rank Organisation Ltd Transducer

Also Published As

Publication number Publication date
GB2037535A (en) 1980-07-09
EP0012608A1 (en) 1980-06-25

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee