FR2363955A1 - Enceinte a moteurs de haut-parleurs multiples - Google Patents

Enceinte a moteurs de haut-parleurs multiples

Info

Publication number
FR2363955A1
FR2363955A1 FR7716609A FR7716609A FR2363955A1 FR 2363955 A1 FR2363955 A1 FR 2363955A1 FR 7716609 A FR7716609 A FR 7716609A FR 7716609 A FR7716609 A FR 7716609A FR 2363955 A1 FR2363955 A1 FR 2363955A1
Authority
FR
France
Prior art keywords
speaker
acoustic
cavity
mass
motor
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.)
Withdrawn
Application number
FR7716609A
Other languages
English (en)
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.)
Bose Corp
Original Assignee
Bose Corp
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 US05/719,949 external-priority patent/US4146744A/en
Priority claimed from US05/719,943 external-priority patent/US4146745A/en
Application filed by Bose Corp filed Critical Bose Corp
Publication of FR2363955A1 publication Critical patent/FR2363955A1/fr
Withdrawn legal-status Critical Current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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

a. Enceinte à moteurs de haut-parleurs multiples. b. Enceinte caractérisée en ce qu'elle se compose d'un moyen définissant une cavité formée avec un ensemble correspondant d'ouvertures de moteurs recevant chacun un moteur correspondant d'un haut-parleur ainsi que des accessoires acoustiques, le moyen définissant la cavité ayant au moins une masse d'ouverture pour recevoir un moyen donnant une masse acoustique pour que la résonance avec les accessoires acoustiques à la fréquence de résonnance prédéterminée masse-accessoires se trouve dans la plage des basses fréquences audio, et un moyen pour réduire le coefficient Q du circuit résonnant formé par le moyen définissant la cavité.
FR7716609A 1976-09-02 1977-05-31 Enceinte a moteurs de haut-parleurs multiples Withdrawn FR2363955A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/719,949 US4146744A (en) 1976-09-02 1976-09-02 Low q multiple in phase high compliance driver ported loudspeaker enclosure
US05/719,943 US4146745A (en) 1976-09-02 1976-09-02 Loudspeaker enclosure with multiple acoustically isolated drivers and a common port

Publications (1)

Publication Number Publication Date
FR2363955A1 true FR2363955A1 (fr) 1978-03-31

Family

ID=27110169

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7716609A Withdrawn FR2363955A1 (fr) 1976-09-02 1977-05-31 Enceinte a moteurs de haut-parleurs multiples

Country Status (8)

Country Link
JP (1) JPS5330317A (fr)
AU (1) AU512097B2 (fr)
DE (2) DE2739523A1 (fr)
FR (1) FR2363955A1 (fr)
GB (1) GB1589998A (fr)
IT (1) IT1083817B (fr)
NL (1) NL7709527A (fr)
SE (1) SE415624B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2935212C2 (de) * 1979-08-31 1990-09-13 Blaupunkt-Werke Gmbh, 3200 Hildesheim Schnellbefestigung für Lautsprecher
DE3534521A1 (de) * 1985-09-27 1987-04-09 Newek Neue Elektronik Werke Gm Lautsprechereinheit
DE3682313D1 (de) * 1985-04-11 1991-12-12 Telefunken Fernseh & Rundfunk Lautsprechereinheit.
DE3706157A1 (de) * 1987-02-26 1988-09-08 Electronic Werke Deutschland Lautsprechereinheit
DE3918053A1 (de) * 1989-06-02 1990-12-06 Nokia Unterhaltungselektronik Lautsprecher mit bajonettverschluss

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3038964A (en) * 1956-08-06 1962-06-12 Amar G Bose Loudspeaker system
US3582553A (en) * 1967-12-04 1971-06-01 Bose Corp Loudspeaker system
US3688864A (en) * 1970-04-16 1972-09-05 Talbot American Corp Infinite dynamic damping loudspeaker systems

Also Published As

Publication number Publication date
AU2787477A (en) 1979-02-15
SE7708202L (sv) 1978-03-03
JPS617799B2 (fr) 1986-03-08
JPS5330317A (en) 1978-03-22
AU512097B2 (en) 1980-09-25
IT1083817B (it) 1985-05-25
GB1589998A (en) 1981-05-28
DE2760480C2 (fr) 1992-07-09
NL7709527A (nl) 1978-03-06
DE2739523A1 (de) 1978-03-16
SE415624B (sv) 1980-10-13
DE2739523C2 (fr) 1992-03-05

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Legal Events

Date Code Title Description
ST Notification of lapse