EP 1635606 B1 20100331 - Public address systems with adjustable directivity
Title (en)
Public address systems with adjustable directivity
Title (de)
Beschallungsanlage mit einstellbarer Richtwirkung
Title (fr)
Système de sonorisation à directivité réglable
Publication
Application
Priority
FR 0409688 A 20040913
Abstract (en)
[origin: EP1635606A1] The system has a loudspeaker enclosure (E1) including an expansion guide (3) having a movable flap that is displaced by a predetermined movement parallel to a plane (P). Another loudspeaker enclosure forms a line source array with the enclosure (E1) and includes a movable flap displaced independent of the former flap, where the line source array extends along a direction transversal to the plane.
IPC 8 full level
H04R 1/32 (2006.01); G10K 11/35 (2006.01); H04R 1/34 (2006.01); H04R 1/30 (2006.01)
CPC (source: EP US)
H04R 1/345 (2013.01 - EP US)
Citation (examination)
- WO 2004006621 A1 20040115 - OUTLINE DI NOSELLI G & C S N C [IT], et al
- US 2002071580 A1 20020613 - ENGEBRETSON MARK [US], et al
- EP 1333698 A2 20030806 - MARTIN AUDIO LTD [GB]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1635606 A1 20060315; EP 1635606 B1 20100331; AT E463133 T1 20100415; DE 602005020225 D1 20100512; DK 1635606 T3 20100719; ES 2345259 T3 20100920; FR 2875367 A1 20060317; FR 2875367 B1 20061215; PT 1635606 E 20100622; US 2006062402 A1 20060323; US 7751581 B2 20100706
DOCDB simple family (application)
EP 05291876 A 20050912; AT 05291876 T 20050912; DE 602005020225 T 20050912; DK 05291876 T 20050912; ES 05291876 T 20050912; FR 0409688 A 20040913; PT 05291876 T 20050912; US 22538405 A 20050913