GB910390A - Improvements in or relating to electro-magnetic coils - Google Patents

Improvements in or relating to electro-magnetic coils

Info

Publication number
GB910390A
GB910390A GB20045/59A GB2004559A GB910390A GB 910390 A GB910390 A GB 910390A GB 20045/59 A GB20045/59 A GB 20045/59A GB 2004559 A GB2004559 A GB 2004559A GB 910390 A GB910390 A GB 910390A
Authority
GB
United Kingdom
Prior art keywords
coil
windings
diaphragm
turn
layers
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
GB20045/59A
Other languages
English (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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB910390A publication Critical patent/GB910390A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Coils Of Transformers For General Uses (AREA)
GB20045/59A 1958-06-14 1959-06-11 Improvements in or relating to electro-magnetic coils Expired GB910390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL228712 1958-06-14

Publications (1)

Publication Number Publication Date
GB910390A true GB910390A (en) 1962-11-14

Family

ID=19751251

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20045/59A Expired GB910390A (en) 1958-06-14 1959-06-11 Improvements in or relating to electro-magnetic coils

Country Status (7)

Country Link
US (1) US3088001A (de)
CH (1) CH383444A (de)
DE (1) DE1119916B (de)
ES (1) ES250073A1 (de)
FR (1) FR1227086A (de)
GB (1) GB910390A (de)
NL (1) NL109785C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208571A (en) * 1990-06-23 1993-05-04 Bruker Analytische Messtechnik Gmbh Magnet winding with layer transition compensation

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4088847A (en) * 1975-12-11 1978-05-09 Matsushita Electric Industrial Co., Ltd. Speaker voice coil construction
DE102019120137B3 (de) * 2019-07-25 2020-08-13 Karsten Atmani, bürgerlicher Name Buß Elektrodynamischer Lautsprecher

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE207939C (de) *
US1729806A (en) * 1928-04-26 1929-10-01 Bell Telephone Labor Inc Electrodynamic device
DE596876C (de) * 1930-05-22 1934-05-14 Aeg Wicklung fuer elektrische Spulen mit mehreren Lagen
US1962012A (en) * 1932-04-09 1934-06-05 Grassmann Peter Electrodynamic loud speaker
US1956826A (en) * 1932-06-16 1934-05-01 Rola Company Method of making alpha voice coil
US2559824A (en) * 1947-11-12 1951-07-10 George H Leland Method of winding layer wound magnet coils
US2769942A (en) * 1954-11-26 1956-11-06 Fauthal A Hassan Voice coil for loud speakers
US2930014A (en) * 1954-12-24 1960-03-22 Philips Corp Polygonal electric coil
US2925541A (en) * 1955-03-01 1960-02-16 Rca Corp Voice coil structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208571A (en) * 1990-06-23 1993-05-04 Bruker Analytische Messtechnik Gmbh Magnet winding with layer transition compensation

Also Published As

Publication number Publication date
ES250073A1 (es) 1959-12-16
US3088001A (en) 1963-04-30
DE1119916B (de) 1961-12-21
NL109785C (de)
CH383444A (de) 1964-10-31
FR1227086A (fr) 1960-08-18

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