Roller bearings and chain with roller bearings

摘要

A roller chain (11) incorporating the roller bearings wherein a plurality of rollers (14) are disposed between a roller (15) that functions as an outer ring and a bush (13) that functions as an inner ring comprises a substantially ring-shaped retainer (19) disposed on both ends of the roller respectively. The retainer (19) includes a plurality of pockets (19a) for guiding at least a part of each of the rollers (14) on the inner side of the retainer. IMAGE IMAGE IMAGE