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公开(公告)号：US11333199B2
公开(公告)日：2022-05-17
申请号：US16651730
申请日：2018-09-28
Inventor： Lukas Plioska , Brandon S. Murphy , Kristen A. Michaelson , Abe Sanchez , Man Fung Chow , Grzegorz Kraszewski , Baltasar R. Garcia
Abstract: An assembly comprising: a core in the form of a toroid; and at least one washer overlying the core, the washer comprising a polymer, wherein the washer has an arcuate cross-section so as to have a shape complementary to the core.
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