Global Patent Index - EP 0413626 B1

EP 0413626 B1 19920429 - SOUND-ABSORBING PREFABRICATED PLATE OR TILE, AND ITS APPLICATION AS SOUND-ABSORBING UNDERLAYER FOR FLOOR COVERINGS

Title (en)

SOUND-ABSORBING PREFABRICATED PLATE OR TILE, AND ITS APPLICATION AS SOUND-ABSORBING UNDERLAYER FOR FLOOR COVERINGS

Publication

EP 0413626 B1 19920429 (FR)

Application

EP 90402253 A 19900806

Priority

FR 8910904 A 19890816

Abstract (en)

[origin: EP0413626A1] Sound-absorbing panel or tile which is rigid and has a hard surface, comprising a support (2) made from a material having an elastic response, a layer (3) of bitumen bound to this support, this bitumen layer being reinforced by two thin layers of anchored glass fibres, one (4a) in the lower face and the other (4b) in the upper face of the said bitumen layer, and a surface layer (5) of a granulated mineral material bound to the bitumen. The support made from a material having an elastic response consists of a dense and flexible sheet of fibres which possesses a density ranging from 60 to 200 kg/m<3>. Application as a sound-absorbing underlayer for the laying, by adhesive bonding, of floor coverings such as tiling, carpets or the like. <IMAGE>

IPC 1-7

E04F 15/18; E04F 15/20

IPC 8 full level

E04F 15/18 (2006.01); E04F 15/20 (2006.01)

CPC (source: EP)

E04F 15/18 (2013.01); E04F 15/182 (2013.01); E04F 15/186 (2013.01); E04F 15/20 (2013.01); E04F 15/206 (2013.01)

Designated contracting state (EPC)

AT BE CH DE ES FR IT LI LU NL

DOCDB simple family (publication)

EP 0413626 A1 19910220; EP 0413626 B1 19920429; AT E75514 T1 19920515; DE 413626 T1 19910704; DE 69000082 D1 19920604; ES 2020162 A4 19910801; FR 2651010 A1 19910222

DOCDB simple family (application)

EP 90402253 A 19900806; AT 90402253 T 19900806; DE 69000082 T 19900806; DE 90402253 T 19900806; ES 90402253 T 19900806; FR 8910904 A 19890816