DE3002843C2 - - Google Patents

Info

Publication number
DE3002843C2
DE3002843C2 DE19803002843 DE3002843A DE3002843C2 DE 3002843 C2 DE3002843 C2 DE 3002843C2 DE 19803002843 DE19803002843 DE 19803002843 DE 3002843 A DE3002843 A DE 3002843A DE 3002843 C2 DE3002843 C2 DE 3002843C2
Authority
DE
Germany
Prior art keywords
pole core
pole
membrane
core section
magnet system
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
DE19803002843
Other languages
German (de)
English (en)
Other versions
DE3002843A1 (de
Inventor
Kurt 5300 Bonn De Adolph
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.)
WINDHORST BETEILIGUNGSGESELLSCHAFT MBH, 5300 BONN,
Original Assignee
Magnetfabrik Bonn Vorm Gewerkschaft Windhorst 5300 Bonn De 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 Vorm Gewerkschaft Windhorst 5300 Bonn De GmbH filed Critical Magnetfabrik Bonn Vorm Gewerkschaft Windhorst 5300 Bonn De GmbH
Priority to DE19803002843 priority Critical patent/DE3002843A1/de
Publication of DE3002843A1 publication Critical patent/DE3002843A1/de
Application granted granted Critical
Publication of DE3002843C2 publication Critical patent/DE3002843C2/de
Granted 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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • 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
    • H04R9/025—Magnetic circuit
    • 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
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE19803002843 1980-01-26 1980-01-26 Doppel-ringspalt-magnetsystem fuer dynamische lautsprecher mit unterschiedlichen frequenzbereichen Granted DE3002843A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19803002843 DE3002843A1 (de) 1980-01-26 1980-01-26 Doppel-ringspalt-magnetsystem fuer dynamische lautsprecher mit unterschiedlichen frequenzbereichen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803002843 DE3002843A1 (de) 1980-01-26 1980-01-26 Doppel-ringspalt-magnetsystem fuer dynamische lautsprecher mit unterschiedlichen frequenzbereichen

Publications (2)

Publication Number Publication Date
DE3002843A1 DE3002843A1 (de) 1981-07-30
DE3002843C2 true DE3002843C2 (enExample) 1989-02-16

Family

ID=6093038

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803002843 Granted DE3002843A1 (de) 1980-01-26 1980-01-26 Doppel-ringspalt-magnetsystem fuer dynamische lautsprecher mit unterschiedlichen frequenzbereichen

Country Status (1)

Country Link
DE (1) DE3002843A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4590333A (en) * 1984-06-14 1986-05-20 John Strohbeen Multidriver loudspeaker
DE3527501A1 (de) * 1984-09-03 1986-03-13 Sanden Corp., Isesaki, Gunma Dynamische wandlereinrichtung
DE9210463U1 (de) * 1992-08-05 1992-10-22 Nokia (Deutschland) GmbH, 7530 Pforzheim Koaxiallautsprecheranordnung
FR2859864B1 (fr) * 2003-09-15 2005-12-30 Cabasse Acoustic Ct Haut-parleur et enceinte acoustique correspondante
DE502007003314D1 (de) * 2007-08-14 2010-05-12 Klaus Reck Koaxiallautsprecher

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE381511A (enExample) * 1930-08-14
US2295527A (en) * 1940-10-17 1942-09-15 Bowley Eve Mary Electrodynamic and electroacoustical apparatus
US4256930A (en) * 1978-02-22 1981-03-17 Tannoy Products Limited Loudspeaker having improved magnetic assembly

Also Published As

Publication number Publication date
DE3002843A1 (de) 1981-07-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: WINDHORST BETEILIGUNGSGESELLSCHAFT MBH, 5300 BONN,

8320 Willingness to grant licenses declared (paragraph 23)
8339 Ceased/non-payment of the annual fee