公开(公告)号：US20210252907A1

公开(公告)日：2021-08-19

申请号：US17262906

申请日：2019-07-24

申请人： H-PREC

发明人： Dominique CRASSOUS

IPC分类号： B60B5/02 ,  B60B1/02 ,  B60B21/02 ,  B29C70/34 ,  B29C70/38

摘要： One or more embodiments relate to a device configured to form at least partially at least one disc of a wheel having a rim and a hub support defining an axis of rotation, wherein the device has at least: one central zone; one peripheral zone partially surrounding the central zone; one first portion having at least one first layer and extending into the peripheral zone and into the central zone along a first axis; one second portion having at least one second layer and extending into the peripheral zone and into the central zone along a second axis different from the first axis; and in that the first portion and the second portion are superposed relative to one another at the level of the central zone defining a stack.