US 11,745,538 B2
Bicycle rim made of composite material with wings having reinforced structure
Mario Meggiolan, Creazzo (IT); Mauri Feltrin, Nanto (IT); Leonardo Antonio Demelio, Ruvo di Puglia (IT); and Filippo Bove, Padua (IT)
Assigned to CAMPAGNOLO S.r.l., Vicenza (IT)
Filed by CAMPAGNOLO S.r.l., Vicenza (IT)
Filed on Apr. 22, 2021, as Appl. No. 17/237,394.
Claims priority of application No. 102020000008644 (IT), filed on Apr. 22, 2020.
Prior Publication US 2021/0331518 A1, Oct. 28, 2021
Int. Cl. B60B 21/02 (2006.01); B60B 5/02 (2006.01); B60B 21/10 (2006.01)
CPC B60B 21/021 (2013.01) [B60B 5/02 (2013.01); B60B 21/025 (2013.01); B60B 21/026 (2013.01); B60B 21/10 (2013.01); B60B 2310/204 (2013.01); B60B 2310/242 (2013.01); B60B 2360/341 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A bicycle rim, made with a plurality of layered structures of composite material, each formed by one or more layers of structural fibres incorporated in a polymeric material,
wherein the rim comprises a radially outer peripheral channel comprising an upper bridge extending between two opposite wings for holding a tyre,
wherein the peripheral channel comprises an inner layered structure, extending from one of the wings to the other, and a wrapping layered structure, wound to completely surround a surface of the inner layered structure and remain in contact with the inner layered structure with a wrapping layer initial flap and a wrapping layer final flap of the wrapping layered structure overlapping each other, the inner layered structure and the wrapping layered structure being included in said plurality of layered structures.