Patent ID: 6641229
Filing Date: 2003-11-04
Classification: B60B,B60G,Y10T

Abstract:
A wheel assembly for a vehicle, comprising:a spindle comprising ferrous material and including a hub-receiving portion, a boss portion, and a fastening portion, wherein said boss portion has a monotonically changing diameter along its longitudinal axis, said fastening portion comprised of a stud portion; a wheel carrier adapted to be supported by a suspension system of said vehicle and having a wheel-facing side, said wheel carrier comprised of aluminum and having a spindle-receiving aperture therethrough, said aperture having a variable diameter along its longitudinal axis to form a boss-receiving socket, said boss-receiving socket having a monotonically changing diameter substantially matching said changing diameter of said boss portion; and a fastener joined to said fastening portion and drawing said boss portion against said boss-receiving socket; whereby stresses in said aluminum wheel carrier are distributed over said boss-receiving socket; wherein said aperture further comprises a stud-receiving bore of substantially constant diameter between said boss-receiving socket and a side of said wheel carrier opposite said wheel-facing side and wherein said boss-portion includes a straight segment matching said stud-receiving bore.