DE2966953D1 - Loudspeaker box - Google Patents

Loudspeaker box

Info

Publication number
DE2966953D1
DE2966953D1 DE7979102520T DE2966953T DE2966953D1 DE 2966953 D1 DE2966953 D1 DE 2966953D1 DE 7979102520 T DE7979102520 T DE 7979102520T DE 2966953 T DE2966953 T DE 2966953T DE 2966953 D1 DE2966953 D1 DE 2966953D1
Authority
DE
Germany
Prior art keywords
loudspeaker box
loudspeaker
box
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
DE7979102520T
Other languages
German (de)
Inventor
Antoine Grootaers
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.)
Individual
Original Assignee
Individual
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 BE189523A external-priority patent/BE869304A/en
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE2966953D1 publication Critical patent/DE2966953D1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DE7979102520T 1978-07-27 1979-07-18 Loudspeaker box Expired DE2966953D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE189523A BE869304A (en) 1978-07-27 1978-07-27 NEW SOUND REPRODUCTION SYSTEM
BE0/196039A BE877364R (en) 1978-07-27 1979-06-29 NEW SOUND REPRODUCTION SYSTEM

Publications (1)

Publication Number Publication Date
DE2966953D1 true DE2966953D1 (en) 1984-06-07

Family

ID=25650916

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979102520T Expired DE2966953D1 (en) 1978-07-27 1979-07-18 Loudspeaker box

Country Status (3)

Country Link
EP (1) EP0007569B1 (en)
BE (1) BE877364R (en)
DE (1) DE2966953D1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4963495A (en) * 1984-10-05 1990-10-16 Genentech, Inc. Secretion of heterologous proteins
DE4108504A1 (en) * 1991-03-15 1992-09-17 Nokia Deutschland Gmbh DOUBLE TONE TONE SPEAKER
ITTO20100854A1 (en) * 2010-10-21 2012-04-22 Dario Freda DIFFUSER DEVICE OF SOUNDS FROM STAGE
GB2522055B (en) * 2014-01-11 2021-06-09 James Dobson Matthew Loudspeaker system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632055A (en) * 1949-04-18 1953-03-17 John E Parker Loud speaker system
US2792069A (en) * 1952-04-21 1957-05-14 Jr Edward J Gately Loud speaker cabinet including a horn
FR2076749A5 (en) * 1970-01-27 1971-10-15 Bouyer Paul
DE2336416A1 (en) * 1970-08-24 1975-01-30 Karl Otto Poensgen Hi-fi loudspeaker system for stereophonic or quadrophonic reproduction - has all round radiation characteristic for HF and EHF with spherical audio radiation
DE2251178C3 (en) * 1970-10-23 1982-10-07 Bürk, Hans, 7911 Unterelchingen Loudspeaker arrangement for largely non-directional sound radiation in a wide frequency range
FR2174445A5 (en) * 1972-02-29 1973-10-12 Frarin Pierre
BE815469A (en) * 1974-05-24 1974-11-25 NEW SOUND REPRODUCTION SYSTEM.
DE2456844A1 (en) * 1974-07-25 1976-08-12 Karl Otto Poensgen Sound reproduction chamber with loudspeakers located around walls - is used to achieve sound pattern of original recording arrangement using different loudspeaker intensities

Also Published As

Publication number Publication date
EP0007569A1 (en) 1980-02-06
BE877364R (en) 1979-10-15
EP0007569B1 (en) 1984-05-02

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee