Anti-friction bearings for machines; ball bearings for engines; ball bearings for machines; ball bearings for motors; ball rings for bearings; ball-bearings; bearing brackets for ball bearings; bearing brackets for roller bearings; bearings; bearings (parts of machines); bearings for shafts; bearings for transmission shafts; mounted bearings (parts of machines); plain journal bearings; plain thrust bearings; pulleys incorporating bearings (parts of machines); pulleys of metal incorporating bearings (parts of machines); rings for bearings; roller bearings; rollers for bearings; self-oiling bearings; shaft bearings (parts of machines); sleeve type linear ball bearings for use in linear movement; slide bearings; sole plates for supporting shaft bearings; supports for rolling bearings; thrust journal bearings