EP 1336695 A1 20030820 - Slab-shaped sound-insulating element
Title (en)
Slab-shaped sound-insulating element
Title (de)
Plattenartiges Schallschutzbauelement
Title (fr)
Elément de protection sonore en forme de plaque
Publication
Application
Priority
DE 20202252 U 20020214
Abstract (en)
Plate-like sound-insulation element for rooms, especially offices, has a corrugated surface (1) facing the inside of the room. Preferred Features: The corrugated surface is grooved. The grooves (2) form an angular pattern, preferably a square pattern. The depth of the grooves is the same as the height of the corrugated surface. The sound-insulation element is made of a melamine resin foam. The sound-refracting elements are arranged in the grooves.
Abstract (de)
Plattenartiges Schallschutzbauelement für Gebäuderäume wie Arbeitsräume insbesondere Laborräume aus einem schalldämpfenden Material dessen der Rauminnenseite zugewandte Fläche 1 gewellt ist. <IMAGE>
IPC 1-7
IPC 8 full level
E04B 1/86 (2006.01); G10K 11/16 (2006.01); G10K 11/26 (2006.01); E04B 1/84 (2006.01)
CPC (source: EP)
E04B 1/86 (2013.01); G10K 11/16 (2013.01); G10K 11/26 (2013.01); E04B 2001/8414 (2013.01); E04B 2001/8419 (2013.01); E04B 2001/849 (2013.01)
Citation (search report)
- [XY] CH 356263 A 19610815 - GINSIG BALTHASAR JUN [CH]
- [X] US 2567070 A 19510904 - JOHANSSON HJARTSATER JACOB
- [XA] DE 19502378 A1 19960215 - GEFINEX JACKON GMBH [DE]
- [XA] DE 4231487 A1 19940324 - NUEDLING FRANZ C BASALTWERK [DE]
- [X] DE 1211370 B 19660224 - FRAUNHOFER GES FORSCHUNG
- [Y] US 2556884 A 19510612 - THEODOR MULLER
- [Y] EP 0945547 A1 19990929 - RATH JOHANN [DE], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
DOCDB simple family (publication)
DOCDB simple family (application)
DE 20202252 U 20020214; EP 02025273 A 20021112