EP 0847665 B1 19990421 - PANEL-FORM LOUDSPEAKERS
Title (en)
PANEL-FORM LOUDSPEAKERS
Title (de)
PANEELFÖRMIGE LAUTSPRECHER
Title (fr)
HAUT-PARLEURS EN FORME DE PANNEAU
Publication
Application
Priority
- GB 9602162 W 19960902
- GB 9517918 A 19950902
- GB 9522281 A 19951031
- GB 9606836 A 19960330
Abstract (en)
[origin: WO9709846A1] A panel-form loudspeaker (81) having a distributed mode acoustic radiator (2, 4) and a first transducer (9) coupled to the radiator (2) to excite distributed mode resonance in the radiator, characterised by a second transducer (9) coupled to vibrate the radiator (14).
IPC 1-7
IPC 8 full level
H04R 1/00 (2006.01); H04R 1/22 (2006.01); H04R 1/24 (2006.01); H04R 1/26 (2006.01); H04R 7/04 (2006.01); H04R 7/06 (2006.01)
CPC (source: EP)
H04R 1/26 (2013.01); H04R 7/045 (2013.01)
Citation (examination)
US 3247925 A 19660426 - WARNAKA GLENN E
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9709846 A1 19970313; AT E179296 T1 19990515; AU 6881896 A 19970327; AU 703122 B2 19990318; CA 2230461 A1 19970313; CN 1195458 A 19981007; DE 69602203 D1 19990527; DE 69602203 T2 19990916; DK 0847665 T3 19991025; EA 001720 B1 20010827; EA 199800172 A1 19981029; EP 0847665 A1 19980617; EP 0847665 B1 19990421; ES 2132953 T3 19990816; HK 1008649 A1 19990514; JP H11512257 A 19991019; RO 119045 B1 20040227
DOCDB simple family (application)
GB 9602162 W 19960902; AT 96929403 T 19960902; AU 6881896 A 19960902; CA 2230461 A 19960902; CN 96196710 A 19960902; DE 69602203 T 19960902; DK 96929403 T 19960902; EA 199800172 A 19960902; EP 96929403 A 19960902; ES 96929403 T 19960902; HK 98109454 A 19980728; JP 51096397 A 19960902; RO 9800641 A 19960902