EP 2495990 A4 20130612 - SPEAKER DEVICE
Title (en)
SPEAKER DEVICE
Title (de)
LAUTSPRECHERVORRICHTUNG
Title (fr)
DISPOSITIF DE HAUT-PARLEUR
Publication
Application
Priority
JP 2009068717 W 20091030
Abstract (en)
[origin: EP2495990A1] Even in limited installation space of a speaker device 1, the air chamber and so forth of a cabinet is efficiently secured, whereby a preferable acoustic characteristic in a low frequency range can be acquired. A speaker device 1 comprises a cabinet 2 configured with a housing part 10 and a cap part 13, a wall part 15 arranged in the cabinet 2, partitioning the space in the cabinet 2 by extending from the central part 2c to two different positions in the outer periphery part 2r of the cabinet 2, and a plurality of speaker units 3 1 , 3 2 arranged in the cabinet 2 and attached to the wall part 15, wherein a first speaker unit 3 1 is arranged in one space 2S 1 partitioned by the wall part 15 with the sound emission surface of the first speaker unit 3 1 being directed to the other space 2S 2 partitioned by the wall part 15, while a second speaker unit 3 2 is arranged in the other space 2S 2 with the sound emission surface being directed to said one space 2S 1 , and a duct 4 (4 1 , 4 2 ) is provided in the cabinet 2 to communicate between the space 2S 1 , 2S 2 and the outside.
IPC 8 full level
H04R 1/28 (2006.01); H04R 1/00 (2006.01); H04R 1/02 (2006.01)
CPC (source: EP)
H04R 1/227 (2013.01); H04R 1/2857 (2013.01); H04R 2499/13 (2013.01)
Citation (search report)
- [XI] US 5147986 A 19920915 - COCKRUM LLOYD W [US], et al
- [X] US 6434240 B1 20020813 - KULAS CHARLES J [US]
- [X] US 5475764 A 19951212 - POLK MATTHEW S [US]
- [X] US 6062338 A 20000516 - THOMPSON MICHAEL A [US]
- [X] US 2005111673 A1 20050526 - ROSEN MICHAEL D [US], et al
- See references of WO 2011052080A1
Designated contracting state (EPC)
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 SE SI SK SM TR
DOCDB simple family (publication)
EP 2495990 A1 20120905; EP 2495990 A4 20130612; EP 2495990 B1 20160713; JP 5204313 B2 20130605; JP WO2011052080 A1 20130314; WO 2011052080 A1 20110505
DOCDB simple family (application)
EP 09850859 A 20091030; JP 2009068717 W 20091030; JP 2011538178 A 20091030