Global Patent Index - EP 2054562 A1

EP 2054562 A1 20090506 - SOUND-ABSORBING ASSEMBLY

Title (en)

SOUND-ABSORBING ASSEMBLY

Title (de)

SCHALLDÄMPFUNGSANORDNUNG

Title (fr)

ENSEMBLE ACOUSTIQUEMENT ABSORBANT

Publication

EP 2054562 A1 20090506 (FR)

Application

EP 06794322 A 20060810

Priority

FR 2006001940 W 20060810

Abstract (en)

[origin: WO2008017737A1] The present invention relates to a sound-absorbing assembly designed to form, within an enclosure, at least one wall element, the assembly comprising at least one support provided with microperforations whose diameter is less than 2 mm. The assembly is characterized in that: the support (3, 3a, 3b) extends approximately parallel to an adjacent wall (1), and the sound assembly comprises at least two series of micro-perforations (d<SUB>1</SUB>, d<SUB>2</SUB>) distributed over said support (3, 3a, 3b).

IPC 8 full level

E04B 1/84 (2006.01)

CPC (source: EP)

E04B 1/8409 (2013.01); E04F 13/0867 (2013.01); E04B 2001/8281 (2013.01)

Citation (search report)

See references of WO 2008017737A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

WO 2008017737 A1 20080214; DK 2054562 T3 20130527; EP 2054562 A1 20090506; EP 2054562 B1 20130213

DOCDB simple family (application)

FR 2006001940 W 20060810; DK 06794322 T 20060810; EP 06794322 A 20060810