Patent ID: 6862777

Claim:
A rivet system of the type having a rivet pivotally coupling a first connecting link and a second connecting link, the improvement comprising: a metal rivet having an enlarged head portion and a shank portion having a shoulder portion adjacent to said head portion and a tenon portion, said shank portion received within apertures formed through said first and second connecting links; a wave washer interposed between said enlarged head portion and said first connecting link on said shank portion to exert an axial force between said head portion of said rivet and said first connecting link; and a bushing having a washer portion interposed between said first connecting link and said second connecting link on said shank portion and a shoulder portion received within said aperture formed in said first connecting link, said shoulder portion of said bushing having a continuous inner diameter and permitting axial translation of said bushing relative to said shoulder portion of said rivet, said bushing being fabricated of a low friction plastic material.