FR1361069A - Dispositif à aimant permanent à champ intense - Google Patents

Dispositif à aimant permanent à champ intense

Info

Publication number
FR1361069A
FR1361069A FR939090A FR939090A FR1361069A FR 1361069 A FR1361069 A FR 1361069A FR 939090 A FR939090 A FR 939090A FR 939090 A FR939090 A FR 939090A FR 1361069 A FR1361069 A FR 1361069A
Authority
FR
France
Prior art keywords
permanent magnet
magnet device
strong field
field permanent
strong
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
FR939090A
Other languages
English (en)
Inventor
Erich Steingroever
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.)
Magnetfabrik Bonn GmbH
Original Assignee
Magnetfabrik Bonn GmbH
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 Magnetfabrik Bonn GmbH filed Critical Magnetfabrik Bonn GmbH
Priority to FR939090A priority Critical patent/FR1361069A/fr
Application granted granted Critical
Publication of FR1361069A publication Critical patent/FR1361069A/fr
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
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/022—Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR939090A 1963-06-24 1963-06-24 Dispositif à aimant permanent à champ intense Expired FR1361069A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR939090A FR1361069A (fr) 1963-06-24 1963-06-24 Dispositif à aimant permanent à champ intense

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR939090A FR1361069A (fr) 1963-06-24 1963-06-24 Dispositif à aimant permanent à champ intense

Publications (1)

Publication Number Publication Date
FR1361069A true FR1361069A (fr) 1964-05-15

Family

ID=8806739

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939090A Expired FR1361069A (fr) 1963-06-24 1963-06-24 Dispositif à aimant permanent à champ intense

Country Status (1)

Country Link
FR (1) FR1361069A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953687A (en) * 1973-11-05 1976-04-27 Carbonneau Industries, Inc. Magnetic structure for moving voice coil loudspeaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953687A (en) * 1973-11-05 1976-04-27 Carbonneau Industries, Inc. Magnetic structure for moving voice coil loudspeaker

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