TORQUE TRANSMISSION ASSEMBLY FOR A TOROIDAL VARIATOR, A DISC AND A ROLLER THEREFOR AND METHOD OF MANUFACTURING THEREOF

摘要

Torque transmission assembly for a toroidal variator The torque transmission assembly for a toroidal variator comprises at least an input disc 1 and an output disc 3 each comprising a guiding portion 6, 7 delimiting a raceway 6a, 7a, and a plurality of rollers 11 mounted rotatably between the input and output discs and coming into engagement with said discs in order to transfer a torque. The guiding portion 6, 7 of each disc has fibre flows extending substantially parallel to the associated raceway 6a, 7a.