UNDER SLEEPER PAD
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United States of America Patent
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Issued Date -
Jun 13, 2024
app pub date -
Dec 12, 2023
filing date -
Dec 13, 2022
priority date (Note) -
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Abstract
An under sleeper pad (1) for fastening to an underside, situated opposite rails (2), of a sleeper (3), with the under sleeper pad (1) having at least one first, preferably porous material component (4) and at least one second porous material component (5) different than the first material component (4), the first material component (4) being more elastic than the second material component (5) and the second material component (5) being more plastic than the first material component (4), the first material component (4) being arranged exclusively in a first layer (6) of the under sleeper pad (1) and the second material component (5) being arranged exclusively in a second layer (7) of the under sleeper pad (1).
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