Patent ID: 8888368

Claim:
A roller retaining chain made by way of tilt injection molding and comprising a carrier belt extending along a longitudinal direction, multiple holes defined through the carrier belt and located along the longitudinal direction, each hole receiving a roller therein, a retainer located between any two adjacent holes, each of the retainers comprising a first part and a second part, the first part having a first face facing the hole adjacent thereto, the second part having a second face facing the hole adjacent thereto, the first and second faces smoothly connected to a parting line, each of the first and second faces having a guide member, each guide member having a guide face which is perpendicular to the longitudinal direction, the two respective guide faces located on the same plane and are configured to contact the roller, each of the guide faces having an inclined stop face extending therefrom so as to retain the roller in the hole.