DE69218861T2 - Lautsprecher mit Abdeckung dafür - Google Patents

Lautsprecher mit Abdeckung dafür

Info

Publication number
DE69218861T2
DE69218861T2 DE1992618861 DE69218861T DE69218861T2 DE 69218861 T2 DE69218861 T2 DE 69218861T2 DE 1992618861 DE1992618861 DE 1992618861 DE 69218861 T DE69218861 T DE 69218861T DE 69218861 T2 DE69218861 T2 DE 69218861T2
Authority
DE
Germany
Prior art keywords
sound
speaker unit
loudspeaker
unit
speaker
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 - Fee Related
Application number
DE1992618861
Other languages
German (de)
English (en)
Other versions
DE69218861D1 (de
Inventor
Teppi Yamada-Scriba
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.)
NPL KK
Original Assignee
NPL KK
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
Priority claimed from US07/757,765 external-priority patent/US5194701A/en
Priority claimed from JP1991108888U external-priority patent/JPH0747030Y2/ja
Application filed by NPL KK filed Critical NPL KK
Publication of DE69218861D1 publication Critical patent/DE69218861D1/de
Application granted granted Critical
Publication of DE69218861T2 publication Critical patent/DE69218861T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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 
    • H04R1/28—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
    • H04R1/2876—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding
    • H04R1/288—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself by means of damping material, e.g. as cladding for loudspeaker transducers
    • 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
    • H04R1/026—Supports for loudspeaker casings

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DE1992618861 1991-09-11 1992-09-10 Lautsprecher mit Abdeckung dafür Expired - Fee Related DE69218861T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/757,765 US5194701A (en) 1991-09-11 1991-09-11 Speaker structure
JP1991108888U JPH0747030Y2 (ja) 1991-12-09 1991-12-09 スピーカの構造

Publications (2)

Publication Number Publication Date
DE69218861D1 DE69218861D1 (de) 1997-05-15
DE69218861T2 true DE69218861T2 (de) 1997-11-20

Family

ID=26448701

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992618861 Expired - Fee Related DE69218861T2 (de) 1991-09-11 1992-09-10 Lautsprecher mit Abdeckung dafür

Country Status (3)

Country Link
EP (1) EP0531998B1 (https=)
DE (1) DE69218861T2 (https=)
DK (1) DK0531998T3 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2738983B1 (fr) * 1995-09-20 1997-10-17 Aubriot Cedric Enceinte acoustique du type comportant une structure rigide supportant au moins un haut-parleur fixe sur une paroi plane
US8292023B2 (en) 2009-02-13 2012-10-23 Nokia Corporation Enclosing adsorbent material
CN202799035U (zh) * 2012-08-28 2013-03-13 赵浩波 一种可吸附固定的内置电源音箱结构

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867996A (en) * 1973-11-21 1975-02-25 Modular Sound Systems Inc Speaker enclosure
DE3223721A1 (de) * 1982-06-25 1983-12-29 Günther Dipl.-Ing. 5100 Aachen Penning Halterung fuer lautsprecherboxen
JPH0326714Y2 (https=) * 1986-02-24 1991-06-10

Also Published As

Publication number Publication date
DK0531998T3 (da) 1997-05-05
EP0531998B1 (en) 1997-04-09
DE69218861D1 (de) 1997-05-15
EP0531998A2 (en) 1993-03-17
EP0531998A3 (https=) 1994-02-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee