CA1196717A - Enceinte de haut-parleur pour communications phoniques - Google Patents

Enceinte de haut-parleur pour communications phoniques

Info

Publication number
CA1196717A
CA1196717A CA000430527A CA430527A CA1196717A CA 1196717 A CA1196717 A CA 1196717A CA 000430527 A CA000430527 A CA 000430527A CA 430527 A CA430527 A CA 430527A CA 1196717 A CA1196717 A CA 1196717A
Authority
CA
Canada
Prior art keywords
enclosure
loudspeaker
foam material
peripheral edge
spider
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
CA000430527A
Other languages
English (en)
Inventor
Peter Fatovic
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to CA000430527A priority Critical patent/CA1196717A/fr
Priority to DE8484303212T priority patent/DE3473718D1/de
Priority to AT84303212T priority patent/ATE36794T1/de
Priority to EP84303212A priority patent/EP0129320B1/fr
Priority to JP59123539A priority patent/JPS6014596A/ja
Application granted granted Critical
Publication of CA1196717A publication Critical patent/CA1196717A/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; 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
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
CA000430527A 1983-06-16 1983-06-16 Enceinte de haut-parleur pour communications phoniques Expired CA1196717A (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CA000430527A CA1196717A (fr) 1983-06-16 1983-06-16 Enceinte de haut-parleur pour communications phoniques
DE8484303212T DE3473718D1 (en) 1983-06-16 1984-05-11 Loudspeaker enclosure arrangement for voice communication terminals
AT84303212T ATE36794T1 (de) 1983-06-16 1984-05-11 Lautsprechergehauese fuer sprachuebertragungsstationen.
EP84303212A EP0129320B1 (fr) 1983-06-16 1984-05-11 Enceinte de haut-parleur pour terminaux de communication vocales
JP59123539A JPS6014596A (ja) 1983-06-16 1984-06-15 音声通信端子のためのスピ−カエンクロ−ジヤ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000430527A CA1196717A (fr) 1983-06-16 1983-06-16 Enceinte de haut-parleur pour communications phoniques

Publications (1)

Publication Number Publication Date
CA1196717A true CA1196717A (fr) 1985-11-12

Family

ID=4125491

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000430527A Expired CA1196717A (fr) 1983-06-16 1983-06-16 Enceinte de haut-parleur pour communications phoniques

Country Status (5)

Country Link
EP (1) EP0129320B1 (fr)
JP (1) JPS6014596A (fr)
AT (1) ATE36794T1 (fr)
CA (1) CA1196717A (fr)
DE (1) DE3473718D1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ225001A (en) * 1987-06-16 1990-09-26 Matsushita Electric Industrial Co Ltd Loudspeaker: reflected sound waves absorbed
US8767994B2 (en) 2010-11-19 2014-07-01 Apple Inc. Gas filled speaker volume
US8837768B2 (en) 2011-03-28 2014-09-16 Bose Corporation Electro-acoustic transducer enclosure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE673136A (fr) *
GB790998A (en) * 1953-10-23 1958-02-19 Tesla Np A device for the reproduction of sound
FR1152433A (fr) * 1956-06-20 1958-02-17 Perfectionnement aux haut-parleurs
US4090582A (en) * 1976-11-02 1978-05-23 Deschu Dennis F Speaker protector
JPS5616876U (fr) * 1979-07-16 1981-02-14
FR2470511A1 (fr) * 1979-11-20 1981-05-29 Faugeras Alain Enceinte acoustique du type " actif - passif " associee a un resonateur
DE2948034A1 (de) * 1979-11-29 1981-06-11 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Elektro-akustischer wandler mit zur verbesserung des frequenzverlaufes vorgesehenen resonanzraeumen

Also Published As

Publication number Publication date
DE3473718D1 (en) 1988-09-29
EP0129320B1 (fr) 1988-08-24
ATE36794T1 (de) 1988-09-15
EP0129320A1 (fr) 1984-12-27
JPS6014596A (ja) 1985-01-25

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry