Invention Grant
US09482314B2 Bearing roller chain 有权
轴承滚子链

Bearing roller chain
Abstract:
A bearing roller chain includes a tubular bush configured to interconnect link plates facing each other, a tubular metal-made roller through which the bush is inserted, a plurality of metal-made anti-friction rollers arranged between an inner circumferential surface of the roller and an outer circumferential surface of the bush, and annular nonmetallic restraint members fitted into openings at the opposite ends of the roller in an axial direction, with the bush inserted through the restraint members, the restraint members configured to restrain axial direction movement of the plurality of anti-friction rollers.
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