Patent ID: 8454462
Filing Date: 2013-06-04
Classification: F16H

Abstract:
1. A chain guide mechanism comprising: a plurality of chain guides for sliding relationship with a traveling chain; and a guide bridge for integrally holding the plurality of chain guides; wherein: said guide bridge has a base portion, and a pair of arms extending from the base portion; each of said arms comprises two opposed, spaced parts extending on opposite sides of one of the chain guides whereby a portion of one of said chain guides is disposed between the opposed parts of each of said arms; a pair of cylindrical mounting bosses extends in opposite directions from each said portion of a chain guide; each of said opposed, spaced parts is formed with a guide mounting hole for receiving a mounting boss on the chain guide portion therebetween, and one of said chain guides is provided with a projection on the outer circumference of at least one of its cylindrical mounting bosses the guide mounting hole receiving said one of said cylindrical mounting bosses is formed with a notch that mates with said projection whereby rotation of said one of said chain guides relative to the guide bridge is prevented.