DE971442C - Dynamischer Lautsprecher - Google Patents

Dynamischer Lautsprecher

Info

Publication number
DE971442C
DE971442C DEL19765A DEL0019765A DE971442C DE 971442 C DE971442 C DE 971442C DE L19765 A DEL19765 A DE L19765A DE L0019765 A DEL0019765 A DE L0019765A DE 971442 C DE971442 C DE 971442C
Authority
DE
Germany
Prior art keywords
ring
dynamic speaker
pot
loudspeaker
shaped
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
DEL19765A
Other languages
English (en)
Inventor
Heinrich Fanselow
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.)
Alcatel Lucent Deutschland AG
Original Assignee
Standard Elektrik Lorenz AG
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 Standard Elektrik Lorenz AG filed Critical Standard Elektrik Lorenz AG
Priority to DEL19765A priority Critical patent/DE971442C/de
Application granted granted Critical
Publication of DE971442C publication Critical patent/DE971442C/de
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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Description

Hierzu 1 Blatt Zeichnungen
U 609 737/240 12.56 (809 7W5 1.59)

Claims (2)

PATENTANSPRÜCHE: In Betracht gezogene Druckschriften: Deutsche Patentschriften Nr. 759 856, 525 850, 856614, 864269; österreichische Patentschrift Nr. 163 129; USA.-Patentschrift Nr. 2 546 344.
1. Dynamischer Lautsprecher, bei dem der den zylindrischen Eisenkern umgebende ringförmige, in Sektoren unterteilte Magnet radial magnetisiert ist, dadurch gekennzeichnet, daß der zylindrische Eisenkern· (3) und der ringförmige Magnet (1) zur Bildung eines magnetischen Rückschlusses von einem aus magnetisch leitfähigem Material bestehenden Topf (2) umgeben bzw. abgeschlossen ist.
2. Dynamischer Lautsprecher nach Anspruch i, dadurch gekennzeichnet, daß der Topf (2) zur Befestigung am Lautsprecherkorb (4) dient.
DEL19765A 1954-08-29 1954-08-29 Dynamischer Lautsprecher Expired DE971442C (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEL19765A DE971442C (de) 1954-08-29 1954-08-29 Dynamischer Lautsprecher

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL19765A DE971442C (de) 1954-08-29 1954-08-29 Dynamischer Lautsprecher

Publications (1)

Publication Number Publication Date
DE971442C true DE971442C (de) 1959-01-29

Family

ID=7261513

Family Applications (1)

Application Number Title Priority Date Filing Date
DEL19765A Expired DE971442C (de) 1954-08-29 1954-08-29 Dynamischer Lautsprecher

Country Status (1)

Country Link
DE (1) DE971442C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2168575A1 (de) * 1972-01-21 1973-08-31 Gen Electric

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE525850C (de) * 1928-03-31 1931-05-29 Electrical Reasearch Products Federnde Schwingspulenlagerung fuer elektrodynamische Schallgeraete
AT163129B (de) * 1944-08-22 1949-05-25 Philips Nv Permanent-magnetisches System, insbesondere für einen elektrodynamischen Lautsprecher
US2546344A (en) * 1946-12-31 1951-03-27 Univ Loudspeakers Inc Magnet structure
DE856614C (de) * 1940-12-31 1952-11-24 Guenther Wurdel Elektrodynamische Hoererkapsel
DE864269C (de) * 1948-10-31 1953-01-22 Charlotte Thomson Elektrodynamische Schwingspule mit Selbstkuehlung
DE759856C (de) * 1939-10-05 1954-01-18 Aeg Dauermagnet fuer Lautsprecher, Messgeraete u. dgl.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE525850C (de) * 1928-03-31 1931-05-29 Electrical Reasearch Products Federnde Schwingspulenlagerung fuer elektrodynamische Schallgeraete
DE759856C (de) * 1939-10-05 1954-01-18 Aeg Dauermagnet fuer Lautsprecher, Messgeraete u. dgl.
DE856614C (de) * 1940-12-31 1952-11-24 Guenther Wurdel Elektrodynamische Hoererkapsel
AT163129B (de) * 1944-08-22 1949-05-25 Philips Nv Permanent-magnetisches System, insbesondere für einen elektrodynamischen Lautsprecher
US2546344A (en) * 1946-12-31 1951-03-27 Univ Loudspeakers Inc Magnet structure
DE864269C (de) * 1948-10-31 1953-01-22 Charlotte Thomson Elektrodynamische Schwingspule mit Selbstkuehlung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2168575A1 (de) * 1972-01-21 1973-08-31 Gen Electric

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