EP 2524518 A1 20121121 - COAXIAL SPEAKER SYSTEM HAVING A COMPRESSION CHAMBER
Title (en)
COAXIAL SPEAKER SYSTEM HAVING A COMPRESSION CHAMBER
Title (de)
KOAXIAL-LAUTSPRECHERSYSTEM MIT EINER KOMPRESSIONSKAMMER
Title (fr)
SYSTÈME DE HAUT-PARLEUR COAXIAL À CHAMBRE DE COMPRESSION
Publication
Application
Priority
- FR 1000154 A 20100115
- FR 2011000022 W 20110114
Abstract (en)
[origin: WO2011086299A1] The invention relates to a coaxial speaker system (1) having at least two channels and including an electrodynamic woofer transducer (2) and a tweeter transducer (3) that has a compression chamber coaxially and frontally mounted relative to the woofer transducer (2).
IPC 8 full level
H04R 1/24 (2006.01); H04R 1/30 (2006.01); H04R 1/32 (2006.01); H04R 9/02 (2006.01); H04R 9/06 (2006.01)
CPC (source: EP US)
H04R 1/24 (2013.01 - EP US); H04R 1/30 (2013.01 - EP US); H04R 1/323 (2013.01 - US); H04R 9/027 (2013.01 - EP US); H04R 9/063 (2013.01 - EP US)
Citation (search report)
See references of WO 2011086299A1
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)
FR 2955444 A1 20110722; FR 2955444 B1 20120803; BR 112012017572 A2 20180925; BR 112012017572 B1 20201208; BR 112012017575 A2 20160816; BR 112012017575 B1 20210119; CA 2787160 A1 20110721; CA 2787160 C 20180522; CA 2787167 A1 20110721; CA 2787167 C 20171031; CN 102884809 A 20130116; CN 102884809 B 20150722; CN 102907115 A 20130130; CN 102907115 B 20151209; EP 2524518 A1 20121121; EP 2524518 B1 20160713; EP 2524519 A1 20121121; EP 2524519 B1 20190306; EP 2524519 B8 20190522; US 2013064414 A1 20130314; US 2013121522 A1 20130516; US 9084056 B2 20150714; US 9232301 B2 20160105; WO 2011086299 A1 20110721; WO 2011086300 A1 20110721
DOCDB simple family (application)
FR 1000154 A 20100115; BR 112012017572 A 20110114; BR 112012017575 A 20110114; CA 2787160 A 20110114; CA 2787167 A 20110114; CN 201180012208 A 20110114; CN 201180012209 A 20110114; EP 11707440 A 20110114; EP 11707441 A 20110114; FR 2011000022 W 20110114; FR 2011000023 W 20110114; US 201113522249 A 20110114; US 201113522266 A 20110114