Patent ID: 7922261
Filing Date: 2011-04-12
Classification: B60B

Abstract:
1. A cast wheel comprising: a wheel rim base, a rear edge region, and a front edge region, wherein the front edge region is coupled to the rear edge region via the wheel rim base; the rear edge region having a greater thickness than the wheel rim base; at least one reduced-material portion structured and arranged in the rear edge region; a circumferential bead arranged in a rearward portion of the rear edge region; the circumferential bead having a thickness that is greater than a second portion of the rear edge region, which axially inwardly adjoins the circumferential bead; and a vertex region being arranged in the circumferential bead, wherein the vertex region is arranged radially outwardly of the second portion of the rear edge region and the wheel rim base, a first portion of the at least one reduced-material portion is being defined by an inwardly curved edge in an area of an annular surface of the circumferential bead whose peak is defined by the vertex region, wherein the first portion widens radially inward from the vertex region towards a center axis of the cast wheel, and wherein the second portion of the at least one reduced-material portion is arranged adjacent to and axially inwardly of the first portion.