Patent ID: 6322471
Filing Date: 2001-11-27
Classification: F16H

Abstract:
A chain guide for guiding an endless chain trained around a plurality of sprockets rotatably mounted on a fixed support member with a space defined between the chain and a mount surface of the fixed support member, said chain guide comprising:a guide shoe having a shoe surface held in slide contact with an outer circumferential surface of the chain; anda single guide base mounted to a mount surface of the fixed support member and supporting thereon said guide shoe,wherein said guide base includes a mounting portion bolted to the mounting surface of the fixed support member on an interior side of the endless chain and projecting to an exterior side of the endless chain through the space defined between the chain and the mounting surface, and a shoe supporting portion projecting from an end of the mounting portion located on the exterior side of the endless chain in a direction perpendicular to and away from the mounting surface, said shoe supporting portion being elongated in a direction of travel of the chain and having a first side facing the chain, and a second side facing away from the chain;wherein said shoe supporting portion has a plurality of locking edges spaced in the direction of travel of the chain and formed only on said second side; andwherein said guide shoe has a rear surface opposite to said shoe surface and a plurality of resiliently deformable hook-shaped locking prongs formed on one side edge only of said rear surface, and locking prongs being interlocked with said locking edges of said guide base to secure said guide shoe to said guide base with said shoe supporting portion of the guide base being held between said rear surface and said hook-shaped locking prongs of said guide shoe.