EP 3587691 B1 20230802 - SOUND-ABSORBENT DEVICE
Title (en)
SOUND-ABSORBENT DEVICE
Title (de)
SCHALLDAEMPFENDE VORRICHTUNG
Title (fr)
DISPOSITIF ABSORBANT LE BRUIT
Publication
Application
Priority
EP 18179469 A 20180625
Abstract (en)
[origin: CA3043907A1] In a sound-absorbing device (1) which is suspended from ceilings (3) in rooms (2), comprising - a frame (4) which is fastened at a distance from the ceiling (3) and parallel thereto, and - at least one flat structure with sound-absorbing properties which is inlaid or inserted into the frame (4), on the one hand a sound-absorbing property should be present as far as possible over the entire surface of the ceiling (3) and on the other hand sufficient illumination should be possible for the interior of the room. This is solved in accordance with the present invention by at least one intermediate space (11) being provided in the flat structure (5), by one or more lighting means (12) being arranged in the respective intermediate space (11), and by each of the lighting means (12) being locked to the frame (4) directly or by means of support elements (13).
IPC 8 full level
E04B 9/00 (2006.01); E04B 1/86 (2006.01); F21S 8/06 (2006.01); F21V 33/00 (2006.01); E04B 9/04 (2006.01)
CPC (source: EP US)
E04B 1/8209 (2013.01 - EP); E04B 1/84 (2013.01 - US); E04B 1/86 (2013.01 - EP); E04B 9/001 (2013.01 - EP); E04B 9/006 (2013.01 - EP); F21V 33/0056 (2013.01 - US); F21V 33/006 (2013.01 - EP); E04B 9/0428 (2013.01 - EP); E04B 9/0457 (2013.01 - EP); E04B 9/0464 (2013.01 - EP); E04B 9/0485 (2013.01 - EP); E04B 2001/8263 (2013.01 - US); E04B 2001/8433 (2013.01 - US); E04B 2001/8452 (2013.01 - US); F21Y 2105/16 (2016.08 - EP); F21Y 2115/10 (2016.08 - EP)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3587691 A1 20200101; EP 3587691 B1 20230802; CA 3043907 A1 20191225; US 2019390458 A1 20191226
DOCDB simple family (application)
EP 18179469 A 20180625; CA 3043907 A 20190521; US 201916415013 A 20190517