EP 3596938 B1 20220511 - ONE-PIECE DEVICE FOR A POWERED SPEAKER ENCLOSURE
Title (en)
ONE-PIECE DEVICE FOR A POWERED SPEAKER ENCLOSURE
Title (de)
EINTEILIGE VORRICHTUNG FÜR EINE ANGETRIEBENE LAUTSPRECHERBOX
Title (fr)
DISPOSITIF MONOBLOC D'ENCEINTE ACOUSTIQUE AMPLIFIÉE.
Publication
Application
Priority
- FR 1700273 A 20170316
- FR 2018000054 W 20180315
Abstract (en)
[origin: WO2018167386A1] The present invention relates to a one-piece device for a powered speaker enclosure. According to the invention, the powered speaker enclosure comprises in particular: two central loudspeakers intended to reproduce low frequencies, one located at the front and the other located close to and behind the latter, pneumatically connected to each other in a sealed compartment, at least one vent not communicating pneumatically with the sealed compartment and connecting the inner portion of the enclosure to the outer portion thereof, wherein each of the two loudspeakers (1) and (2), intended to reproduce low frequencies, is powered by separate amplification channels (3) and (3'), each having their respective frequency band.
IPC 8 full level
H04R 1/22 (2006.01); H04R 1/28 (2006.01); H04R 3/14 (2006.01); H04R 5/02 (2006.01); H04R 9/06 (2006.01)
CPC (source: EP)
H04R 1/227 (2013.01); H04R 9/063 (2013.01); H04R 1/2819 (2013.01); H04R 3/14 (2013.01); H04R 5/02 (2013.01); H04R 2201/028 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2018167386 A1 20180920; EP 3596938 A1 20200122; EP 3596938 B1 20220511; FR 3064146 A1 20180921; FR 3064146 B1 20200221
DOCDB simple family (application)
FR 2018000054 W 20180315; EP 18714556 A 20180315; FR 1700273 A 20170316