Patent ID: 6497459
Filing Date: 2002-12-24
Classification: B60B

Abstract:
A multi-part wheel for a motor vehicle comprising hollow spokes arranged in a rim spider between air openings, a remaining core made of metal foam in the rim spider, the remaining core being precisely positionable in a casting die tool, and a ring surface provided on the rim spider which radially projects beyond a side wall of the rim spider for connection with a wheel rim,wherein the ring surface provided on the rim spider is provided on an outer edge of the rim spider and defines a radially outward-extending first ring surface which is situated opposite a second ring surface in a spaced manner, wherein the second ring surface comprises a ring web, wherein at least one of the first and second ring surfaces is connected by screwing devices with the rim, and wherein each of the hollow spokes of the rim spider has an opening to the metal foam core in the direction of the rim, each opening being closed off by way of at least one sealing element which is arranged between the surfaces of the rim and a corresponding angular surface of the rim spider, and wherein the at least one sealing element, by way of the connection of the at least one of the first and second ring surfaces, is held clamped in between the rim spider and the rim.