Patent ID: 8962148
Filing Date: 2015-02-24
Classification: B22D,F16D,Y10T

Abstract:
1. A product comprising: a braking wheel comprising a first insert and a second insert in spaced-apart relationship, each of the first insert and the second insert comprising a first material; a cast over body portion comprising a second material-wherein the second material is provided between the first insert and the second insert and wherein that the second material is mechanically locked or metallurgically bonded to the first material and so that one or both of the first insert and the second insert provides braking surface(s) for the product, wherein each of the first insert and the second insert includes a plurality of projections extending from an inner face thereof, and wherein the second material is mechanically locked to the first material at the projections, and wherein at least one of the projections is trapezoid-shaped, T-shaped, or L-shaped, and wherein the first insert or second insert and the projections are a single continuous workpiece; and a sectioned annular casting core.