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patent
Multi-material rail pad and method for manufacturing same
2022
The invention relates to a rail pad (10, lOa-v, 10α-η) comprising: a) a pad matrix (1) comprising a first material and b) at least one damping element (2) at least partially encapsulated or embedded in the pad matrix (1), said damping element (2) comprising or consisting of a second material, wherein the second material of the at least one damping element (2) has a damping factor tan delta > 0.5 in the audible frequency of 1000 Hz. Methods for producing the rail pad of the invention are also disclosed.
Type
patent
EPO Family ID
78073924
Inventors
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Zemp, Armin
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Morin, Benjamin
Note
Alternative title(s) : (fr) Semelle multi-matériau et son procédé de fabrication
TTO classification
TTO:6.2049
EPFL units
Patent number | Country code | Kind code | Date issued |
US2024150970 | US | A1 | 2024-05-09 |
EP4308760 | EP | A1 | 2024-01-24 |
WO2022194404 | WO | A1 | 2022-09-22 |
Available on Infoscience
October 3, 2022
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