Patent ID: 7285070
Filing Date: 2007-10-23
Classification: F16H

Abstract:
1. A variator disk for a toroidal variator for a motor vehicle toroidal transmission, the variator disk having a curved running surface which is oriented coaxially with respect to a variator axis and on which rollers of the toroidal variator can roll, the variator disk having furthermore at least two partial disks which are a traction disk, on which the running surface is formed, and a supporting disk, respectively, the supporting disk supporting axial forces applied to the running surface, and, furthermore, the traction disk being supported in the radial direction with respect to the variator axis on a circumferential portion of the supporting disk, the supporting disk further comprising an axial bearing portion, said axial bearing portion serving at least for supporting the axial forces introduced into the traction disk, adjoining the circumferential portion via a rounded annular edge.