EP 3150764 B1 20190410 - ACOUSTIC ATTENUATION DEVICE FOR RAILS
Title (en)
ACOUSTIC ATTENUATION DEVICE FOR RAILS
Title (de)
AKUSTISCHER DÄMPFER FUR GLEISE
Title (fr)
ATTÉNUATEUR ACOUSTIQUE POUR RAILS
Publication
Application
Priority
IT UB20154061 A 20150930
Abstract (en)
[origin: EP3150764A1] An acoustic attenuation device for a rail (100), comprising a vibration-damping profile (2) having a substantially "C"-shaped cross-section apt to be applied under said rail (100), with a first contact surface (3) facing a base surface (4) of said rail (100); a closure plate (20) having a plurality of holes (21) and defining a cavity (5) internal to said vibration-damping profile (2); a sound-deadening element (10) placed inside said cavity (5); and means (30, 31) for anchoring the device to said rail (100), wherein said vibration-damping profile (2) is made of recycled polymeric material.
IPC 8 full level
E01B 19/00 (2006.01)
CPC (source: EP)
E01B 19/003 (2013.01)
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 3150764 A1 20170405; EP 3150764 B1 20190410; IT UB20154061 A1 20170330
DOCDB simple family (application)
EP 16190608 A 20160926; IT UB20154061 A 20150930