EP 0847659 A1 19980617 - LOUDSPEAKERS COMPRISING PANEL-FORM ACOUSTIC RADIATING ELEMENTS
Title (en)
LOUDSPEAKERS COMPRISING PANEL-FORM ACOUSTIC RADIATING ELEMENTS
Title (de)
LAUTSPRECHER MIT PLATTENFÖRMIGEN ABSTRAHLELEMENTEN
Title (fr)
HAUT-PARLEURS COMPRENANT UN ELEMENT RAYONNANT ACOUSTIQUE EN FORME DE PANNEAU
Publication
Application
Priority
- GB 9602140 W 19960902
- GB 9517918 A 19950902
- GB 9522281 A 19951031
- GB 9606836 A 19960330
Abstract (en)
[origin: WO9709840A2] A panel-form loudspeaker (81) comprising a resonant distributed mode acoustic radiator (2), and drive means (9) mounted to the radiator to excite multi-mode resonance in the radiator, characterised by a baffle (6, 8) surrounding and supporting the radiator.
IPC 1-7
IPC 8 full level
H04R 1/02 (2006.01); H04R 1/28 (2006.01); H04R 7/06 (2006.01); H04R 7/04 (2006.01)
CPC (source: EP)
H04R 7/045 (2013.01); H04R 1/2803 (2013.01); H04R 1/2819 (2013.01)
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 9709840 A2 19970313; WO 9709840 A3 19970403; AT E177574 T1 19990315; AU 6880296 A 19970327; AU 702920 B2 19990311; CA 2230702 A1 19970313; DE 69601723 D1 19990415; DE 69601723 T2 19990916; DK 0847659 T3 19990927; EA 002108 B1 20011224; EA 199800249 A1 19980827; EP 0847659 A1 19980617; EP 0847659 B1 19990310; ES 2131953 T3 19990801; HK 1008647 A1 19990514; JP H11512246 A 19991019; RO 119046 B1 20040227
DOCDB simple family (application)
GB 9602140 W 19960902; AT 96929387 T 19960902; AU 6880296 A 19960902; CA 2230702 A 19960902; DE 69601723 T 19960902; DK 96929387 T 19960902; EA 199800249 A 19960902; EP 96929387 A 19960902; ES 96929387 T 19960902; HK 98109452 A 19980728; JP 51094397 A 19960902; RO 9800642 A 19960902