US Patent 11511824 In-tube cavity and storage

A bicycle frame includes a tube with a hollow portion. The tube has an opening that provides access to the hollow portion, and the tube also includes one or more recessed flanges adjacent to the opening. The bicycle frame also includes a cover holder configured to mount to the one or more recessed flanges adjacent to the opening in the tube. The bicycle frame further includes an in-tube storage cover that mounts to the cover holder such that at least a portion of an exterior surface of the in-tube storage cover is flush with an outer surface of the tube. The in-tube storage cover includes a lever mounted on the exterior surface of the in-tube storage cover.