Patent ID: 6186921
Filing Date: 2001-02-13
Classification: B21L,F16G

Abstract:
A silent chain comprising:a plurality of interleaved link plates, said link plates having apertures formed at each end thereof, said link plates being connected with one another by rocker pins and joint pins received in said apertures, said rocker pins having an arcuate rolling surface defined by a first radius formed from a first center of curvature and a corresponding arcuate back surface, said joint pins having an arcuate rolling surface defined by a second radius formed from a second center of curvature and a corresponding arcuate back surface, said joint pins being longer than said rocker pins in a longitudinal direction of said pins, said first and said second centers of curvature being on opposite sides of said rolling surfaces, guide links being press fit on both ends of said joint pins, said rocker pins having a first cross-sectional area, said joint pins having a second cross-sectional area, said second cross-sectional area of each of said joint pins being larger than said first cross-sectional area of said rocker pins.