Patent ID: 6676582
Filing Date: 2004-01-13
Classification: F16C,Y10T

Abstract:
A belt roller comprising:a cylindrical roller body having an internal hollow cavity; two opposing solid end pieces, each end piece connected to one end of said cylindrical roller body, each end piece having a first side carrying a shaft therewith, a second side, a center portion, and a rim; and a pair of non-uniform solid thickened portions each positioned directly on said center portion of said second side of each of said two opposing solid end pieces and each integrally formed with said second side of a corresponding one of said opposing solid end pieces, wherein the solid thickened portions each extend into the internal hollow cavity of the cylindrical roller body but do not contact said cylindrical roller body and are not connected to one another, and each of said two opposing end pieces physically contacts said cylindrical roller body only at an intersection between said rim of each opposing end piece and a respective one end of said cylindrical roller body.