EP 2172059 B1 20110831 - MEMBRANE HAVING A MULTIPART STRUCTURE
Title (en)
MEMBRANE HAVING A MULTIPART STRUCTURE
Title (de)
MEMBRAN MIT MEHRTEILIGEM AUFBAU
Title (fr)
MEMBRANE À STRUCTURE EN PLUSIEURS PARTIES
Publication
Application
Priority
- EP 2008005293 W 20080627
- DE 102007030665 A 20070702
Abstract (en)
[origin: US8496086B2] The invention relates to a composition of a speaker membrane, consisting at minimum of the following layering sequence: a first cover layer (3) made of a plastic, a first adhesive layer (2), and a first layer (4) manufactured from a non-woven material (fleece) made of fibers.
IPC 8 full level
CPC (source: EP US)
H04R 7/10 (2013.01 - EP US); H04R 7/125 (2013.01 - EP US); H04R 2307/021 (2013.01 - EP US); H04R 2307/025 (2013.01 - EP US); H04R 2307/027 (2013.01 - EP US); H04R 2307/029 (2013.01 - EP US)
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
DOCDB simple family (publication)
US 2010288579 A1 20101118; US 8496086 B2 20130730; AT E523040 T1 20110915; DE 102007030665 A1 20090115; EP 2172059 A2 20100407; EP 2172059 B1 20110831; WO 2009003658 A2 20090108; WO 2009003658 A3 20090402
DOCDB simple family (application)
US 66753108 A 20080627; AT 08784571 T 20080627; DE 102007030665 A 20070702; EP 08784571 A 20080627; EP 2008005293 W 20080627