NON-MARKING ROLLER CHAIN

摘要

A roller chain may include a series of roller links and pin links Each pin link may include composite pin link plates, each having a metallic plate component and a plastic plate component. The metallic plate component may be fixedly mounted on a pair of spaced metallic pin members, and the plastic plate component may be fixedly connected to the metallic plate component and have a pocket formed therein that complementarily receives the metallic plate component.

主权项

1. A roller chain assembly comprising:
a series of alternately interconnected roller links and pin links; each pin link including a pair of composite pin link plates, each composite pin link plate including a metallic plate component and a plastic plate component, wherein for each composite pin link plate the metallic plate component is press fit on a pair of spaced metallic pin members, the plastic plate component is precisely trapped adjacent to the metallic plate component and includes a pocket formed therein, and the pocket is configured to complementarily receive the metallic plate component; and each roller link including a pair of roller link plates press fit on a pair of bushings and a pair of free-rotating rollers disposed to turn on one of said pair of bushings; wherein said roller links and said pin links are each adapted to receive a sprocket tooth.