Disc, spacer and transportation assembly
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United States of America Patent
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Feb 6, 2024
Grant Date -
Jul 21, 2022
app pub date -
May 10, 2019
filing date -
May 10, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A disc and spacer for transporting materials on a roller screen. The disc includes a circular main body and a wear resistant portion. The circular main body has a centrally arranged opening, through which opening a centrally arranged imaginary axis extends. The wear resistant portion is arranged around the circular main body and includes a plurality of protuberances that are circumferentially arranged along the periphery of the wear resistant portion and which, project radially outward from the main body. The wear resistant portion has a first material and the main body has a second material, the first and second materials having different wear resistant properties.
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