Patent ID: 6032778
Filing Date: 2000-03-07
Classification: B65G,Y10T

Abstract:
A cargo roller for use in a roller assembly useful in aircraft or other applications where high strength to weight ratio is essential, said cargo roller being free of any axle housing, said cargo roller comprising:a roller portion having an outer surface which forms a circle when viewed normal to a central axis of rotation, said roller portion having a first end and a second end, each end having means for supporting a bearing assembly centered about said central axis of rotation, and a portion of an inner volume of said roller portion within said outer surface having a hollow inner cavity and including at least one stiffening ring formed normal to said axis of rotation and said stiffening ring having an inside diameter less than an average inside diameter of said hollow inner cavity, said stiffening ring being spaced from said means for supporting a bearing assembly at each end of said roller portion.