EP 2055850 A1 20090506 - Acoustic absorbing panel provided with a decorative design pattern and a method and apparatus for manufacturing the panel
Title (en)
Acoustic absorbing panel provided with a decorative design pattern and a method and apparatus for manufacturing the panel
Title (de)
Schallabsorbierende Platte mit dekorativem Designmuster sowie Verfahren und Vorrichtung zur Herstellung der Platte
Title (fr)
Panneau à absorption acoustique fourni avec une forme de conception décorative et procédé et appareil pour la fabrication du panneau
Publication
Application
Priority
EP 07388079 A 20071105
Abstract (en)
An acoustical absorbing panel (1) with a decorative design pattern, said panel comprising a board (2) comprising mineral fibres, said board (2) having two major surfaces and four minor side surfaces. Said panel further comprising a fleece layer (3) attached to at least one major surface of the mineral fibre board (2), and a layer of paint (4) applied to said fleece layer (3) on at least a major surface. Wherein said fleece layer (3) comprises lasting changes (10) made by a laser beam, said lasting changes are in the form of a decorative design pattern, and said pattern is visible through said layer of paint (4). The invention also concerns a method and an apparatus for manufacturing the acoustical absorbing panel.
IPC 8 full level
E04B 9/04 (2006.01); E04C 2/16 (2006.01); E04B 1/74 (2006.01)
CPC (source: EP)
B44C 1/00 (2013.01); B44C 1/228 (2013.01); B44D 3/18 (2013.01); E04B 9/045 (2013.01); E04B 9/0464 (2013.01); E04C 2/16 (2013.01); E04B 2001/741 (2013.01)
Citation (search report)
- [X] US 6675551 B1 20040113 - FUCHS HELMUT [DE]
- [X] EP 1840287 A2 20071003 - YAMAHA CORP [JP]
- [A] US 5533306 A 19960709 - ASPENSON DANIEL L [US]
- [A] WO 2006091831 A2 20060831 - BPB AMERICA INC [US], et al
- [A] WO 2005095727 A1 20051013 - ROCKWOOL INT [DK], et al
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 MT NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
EP 2055850 A1 20090506; EP 2215315 A1 20100811; WO 2009059993 A1 20090514
DOCDB simple family (application)
EP 07388079 A 20071105; EP 08846562 A 20081105; EP 2008064985 W 20081105