Patent ID: 6736463
Filing Date: 2004-05-18
Classification: B60B

Abstract:
A wheel for a motor vehicle includinga rim structure of metal material for supporting a tire, and a disc structure, also of metal material, inseparably connected with the rim structure and adapted to be detachably connected to a wheel hub; said rim structure including an outer rim member made of metal material; circumferential humps being formed in edge portions of said outer rim member; said disc structure including first and second annular elements, also of metal material, each said annular element being arranged within said outer rim member and having a circumferential skirt adjacent the outer rim member with a perimeter edge of said skirt connected to a corresponding edge of said outer rim member; each annular element having further an annular inner flange lying in a plane substantially orthogonal to an axis of the wheel, the inner flange of one annular element being connected to the corresponding inner flange of the outer annular element so as to form an annular disc portion adapted to be detachably connected to a wheel hub; said outer rim member and the skirts of said annular element defining a region wherein there are arranged stiffening means including a heat resistant plastics material injected into the aforesaid region, and a pair of metal rings interposed between the outer rim member and the circumferential skirts of the said annular elements at the site of the said humps.