EP 2163120 A2 20100317 - DYNAMIC SOUND TRANSDUCER, AND RECEIVER
Title (en)
DYNAMIC SOUND TRANSDUCER, AND RECEIVER
Title (de)
DYNAMISCHER SCHALLWANDLER UND HÖRER
Title (fr)
TRANSDUCTEUR ACOUSTIQUE DYNAMIQUE ET ÉCOUTEUR
Publication
Application
Priority
- EP 2008000692 W 20080130
- DE 102007005620 A 20070131
Abstract (en)
[origin: WO2008092645A2] Disclosed is a dynamic sound transducer comprising a membrane system (10) which has at least one first and second metallized area (11) which are separated from one another by means of an insulating area (12). The dynamic sound transducer further comprises an oscillation coil (20) encompassing a coil wire (25). One end of the coil wire is connected in an electrically conducting manner to the first metallized area (11) while the other end thereof is connected in an electrically conducting manner to the second metallized area (11).
IPC 8 full level
CPC (source: EP US)
H04R 1/06 (2013.01 - EP US); H04R 7/125 (2013.01 - EP US); H04R 1/2869 (2013.01 - EP US); H04R 2307/027 (2013.01 - EP US)
Citation (search report)
See references of WO 2008092645A2
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 MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
DE 102007005620 A1 20080807; DE 102007005620 B4 20110505; EP 2163120 A2 20100317; EP 2163120 B1 20170405; US 2010183173 A1 20100722; US 8731231 B2 20140520; WO 2008092645 A2 20080807; WO 2008092645 A3 20081211
DOCDB simple family (application)
DE 102007005620 A 20070131; EP 08715665 A 20080130; EP 2008000692 W 20080130; US 52435408 A 20080130