Patent ID: 9206838
Filing Date: 2015-12-08
Classification: F16C,F16H,Y10T

Abstract:
1. An idler and bearing assembly, comprising: a bearing unit with a radially outer ring and a radially inner ring; and an outer wheel body of a first plastic material overmoulded onto the outer bearing ring and having an outer cylindrical surface adapted for being engaged by a driving belt; and wherein the assembly further comprises: a sleeve unit integral with the inner bearing ring the sleeve unit including: at least one tubular spacer of a rigid material axially aligned with the inner bearing ring and abutting against at least one of the radially extending, axially opposite sides of the inner bearing ring; and a central tubular core of a second plastic material overmoulded into and axially extending along radially inner cylindrical surfaces of both the inner bearing ring and the at least one tubular spacer, wherein the rigid material is a different material than the second plastic material.