Patent ID: 6572503
Filing Date: 2003-06-03
Classification: F16G

Abstract:
A rocker joint silent chain comprising:a plurality of sets of link plates interleaved with other sets of link plates, each link plate having a pair of spaced engagement teeth and a pair of spaced pin-accommodation holes; a plurality of pairs of guide plates located outside the sets of link plates in the widthwise direction of the silent chain, each guide plate having a pair of spaced pin-accommodation holes; and a plurality of rocker joints inserted in the pin-accommodation holes of the link plates and the pin-accommodation holes of the guide plates to connect the interleaved sets of link plates and the guide plates in an endless fashion; each of the rocker joints being composed of a longer pin and a shorter pin, the longer pin having opposite ends firmly fitted in a pair of aligned pin-accommodation holes of each pair of guide plates, and the shorter pin having opposite ends projecting from opposite outer surfaces of each set of interleaved link plates and being in contact with inner surfaces of the pair of guide plates wherein each end of the shorter pin has a flat end face, and each of the guide plates has a stopper bent toward the flat end face of the shorter pin, the stopper being in point contact with the flat end face of the shorter pin.