EP 1137317 A1 20010926 - SPEAKER UNIT
Title (en)
SPEAKER UNIT
Title (de)
LAUTSPRECHEREINHEIT
Title (fr)
UNITE DE HAUT-PARLEUR
Publication
Application
Priority
- JP 0006917 W 20001004
- JP 28600499 A 19991006
Abstract (en)
A through-hole is formed in a center part of a pole piece of a speaker device, a lamp is mounted so as to be projected forward from the through-hole, and a center cap formed of a transparent resin is provided forward thereof. The lamp is connected in series to a voice coil. Thereby, the speaker device not only produces the sound but also emits light of which brightness varies according to a driving current of the speaker device. <IMAGE>
IPC 1-7
IPC 8 full level
H04R 1/02 (2006.01); H04R 5/02 (2006.01); H04R 1/00 (2006.01)
CPC (source: EP KR)
H04R 1/00 (2013.01 - KR); H04R 1/028 (2013.01 - EP); H04R 5/023 (2013.01 - EP)
Designated contracting state (EPC)
DE ES FR GB IT NL
DOCDB simple family (publication)
EP 1137317 A1 20010926; BR 0007193 A 20010904; CA 2353595 A1 20010412; CN 1327703 A 20011219; HU P0104783 A2 20020328; HU P0104783 A3 20020429; JP 2001112076 A 20010420; JP 4240177 B2 20090318; KR 20010080678 A 20010822; WO 0126414 A1 20010412
DOCDB simple family (application)
EP 00964658 A 20001004; BR 0007193 A 20001004; CA 2353595 A 20001004; CN 00802130 A 20001004; HU P0104783 A 20001004; JP 0006917 W 20001004; JP 28600499 A 19991006; KR 20017006965 A 20010604