EP 1621694 B1 20100714 - Sound reducing or sound absorbing coffer structure
Title (en)
Sound reducing or sound absorbing coffer structure
Title (de)
Schalldämmende oder schalldämpfende Kassettenstruktur
Title (fr)
Structure à caissons pour l'atténuation ou l'absorption sonore
Publication
Application
Priority
DE 102004037260 A 20040731
Abstract (en)
[origin: EP1621694A2] The sound insulating or damping panel structure (1) , in particular, for ceilings or walls of canteen kitchens comprises a plurality of trays (2) accommodating sound insulation elements (7) essentially consisting of a closed-pore material with a stable shape. An independent claim is also included for a method for cleaning the sound insulation elements of the proposed panel structure.
IPC 8 full level
CPC (source: EP)
E04B 1/86 (2013.01); E04B 9/001 (2013.01); E04B 9/0435 (2013.01); E04B 9/0464 (2013.01); E04B 9/0485 (2013.01); E04B 2001/8442 (2013.01)
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 MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1621694 A2 20060201; EP 1621694 A3 20061102; EP 1621694 B1 20100714; AT E474098 T1 20100715; DE 102004037260 A1 20060323; DE 102004037260 B4 20080724; DE 502005009887 D1 20100826; PL 1621694 T3 20110228; RU 2005124165 A 20070210; RU 2387757 C2 20100427
DOCDB simple family (application)
EP 05010805 A 20050519; AT 05010805 T 20050519; DE 102004037260 A 20040731; DE 502005009887 T 20050519; PL 05010805 T 20050519; RU 2005124165 A 20050729