US Patent 10155424 Control arm with an improved bushing and method of making

The control arm assembly includes a control arm body that has at least one opening which extends along a horizontally extending axis. A bushing assembly is received in the at least one opening of the control arm body. The bushing assembly includes at least one ring that is made of an elastomeric material and that has an inner surface which defines an inner bore that extends along an axis between opposite open ends. A tube extends through the inner bore of the at least one elastomeric ring. At least one liner made of a low friction fabric material is fixedly attached with the inner surface for allowing free rotation of the tube relative to the at least one ring.