PL167900B1 - Ventilated loudspeaker - Google Patents

Ventilated loudspeaker

Info

Publication number
PL167900B1
PL167900B1 PL92294475A PL29447592A PL167900B1 PL 167900 B1 PL167900 B1 PL 167900B1 PL 92294475 A PL92294475 A PL 92294475A PL 29447592 A PL29447592 A PL 29447592A PL 167900 B1 PL167900 B1 PL 167900B1
Authority
PL
Poland
Prior art keywords
loudspeaker
flow channels
diaphragm
basket
midrange
Prior art date
Application number
PL92294475A
Other languages
English (en)
Polish (pl)
Other versions
PL294475A1 (en
Inventor
Leonhard Kreitmeier
Leander Scholz
Original Assignee
Nokia Deutschland 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 Nokia Deutschland Gmbh filed Critical Nokia Deutschland Gmbh
Publication of PL294475A1 publication Critical patent/PL294475A1/xx
Publication of PL167900B1 publication Critical patent/PL167900B1/pl

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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2892—Mountings or supports for transducers
    • H04R1/2896—Mountings or supports for transducers for loudspeaker transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
PL92294475A 1991-05-18 1992-05-08 Ventilated loudspeaker PL167900B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4116342A DE4116342A1 (de) 1991-05-18 1991-05-18 Ventilierter lautsprecher

Publications (2)

Publication Number Publication Date
PL294475A1 PL294475A1 (en) 1993-02-22
PL167900B1 true PL167900B1 (en) 1995-12-30

Family

ID=6431969

Family Applications (1)

Application Number Title Priority Date Filing Date
PL92294475A PL167900B1 (en) 1991-05-18 1992-05-08 Ventilated loudspeaker

Country Status (5)

Country Link
EP (1) EP0518041B1 (cs)
CZ (1) CZ280864B6 (cs)
DE (2) DE4116342A1 (cs)
HU (1) HU213437B (cs)
PL (1) PL167900B1 (cs)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE830354C (de) * 1948-11-19 1952-02-04 Alexander Schaaf Lautsprecher fuer die Wiedergabe hoher Frequenzen mit druckentlasteter Membran
DK147490C (da) * 1981-02-03 1985-05-28 Jamo Hi Fi As Basrefleks-hoejttalersystem
GB2146871B (en) * 1983-03-02 1986-11-26 Brian Douglas Ward Constant pressure device
DE3317518A1 (de) * 1983-05-13 1984-11-15 Standard Elektrik Lorenz Ag Lautsprecherbox mit integriertem akustischem bandpassfilter
JP2505047B2 (ja) * 1989-06-20 1996-06-05 パイオニア株式会社 スピ―カシステム

Also Published As

Publication number Publication date
HUT63532A (en) 1993-08-30
CZ280864B6 (cs) 1996-04-17
PL294475A1 (en) 1993-02-22
HU213437B (en) 1997-06-30
HU9201605D0 (en) 1992-08-28
DE4116342A1 (de) 1992-11-19
EP0518041B1 (de) 1994-07-27
CS148292A3 (en) 1992-12-16
DE59200316D1 (de) 1994-09-01
EP0518041A1 (de) 1992-12-16

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