Description
Class B60B : VEHICLE WHEELS
Subclass 3/18: Disc wheels, i.e. wheels with load-supporting disc body (non-metallic B60B 5/00; wheel cover discs B60B 7/00) Attaching disc body to hub (resiliently B60B 9/00; attaching rim to wheel body B60B 23/00) by circlips or the like