Bicycle disc wheel
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United States of America Patent
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Jul 19, 2022
Grant Date -
Jun 10, 2021
app pub date -
Dec 26, 2019
filing date -
Dec 10, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A bicycle disc wheel includes two discs respectively formed of two composite material layers with a foam material bonded between the two composite material layers, a wheel frame arranged between the two discs in a concentric manner; and a spoke frame composed of a plurality of I-shaped ribs and sandwiched between the two discs. Each I-shaped rib is composed of a foam material and a composite material cladded on the foam material. Each I-shaped rib has a relatively wider opposite upper and lower sides and a relatively narrower middle section when it is viewed from the cross section, and the relatively wider opposite upper and lower sides of each I-shaped rib are respectively attached to the respective inner side of the two discs.
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