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patent

Multi-material rail pad and method for manufacturing same

Plummer, John Christopher  
•
Frauenrath, Holger  
•
Oguz, Oguzhan  
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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.

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Type
patent
EPO Family ID

78073924

Author(s)
Plummer, John Christopher  
Frauenrath, Holger  
Oguz, Oguzhan  
Michaud, Véronique  
Demongeot, Adrien  
Cugnoni, Joël  
Ammann, Maurice  
Zemp, Armin
Morin, Benjamin
Note

Alternative title(s) : (fr) Semelle multi-matériau et son procédé de fabrication

TTO classification

TTO:6.2049

EPFL units
AVP-R-TTO  
IdentifierCountry codeKind codeDate 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
Use this identifier to reference this record
https://infoscience.epfl.ch/handle/20.500.14299/191152
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