Cloyes Gear and Products, Inc.

David J Stone

James D Young

A chain tensioner includes a blade assembly operatively connected to a bracket. The blade assembly includes a plastic blade and a spring, with a first spring end located in a first slot and a second spring end located in a second slot. The first spring end contacts a first lower wall at a first contact location and the second spring end contacts a second lower wall at a second contact location. A pivot end spring force vector SFacts on the first lower wall at the first contact location and a free end spring force vector SFacts on the second lower wall at the second contact location. A chain is in contact with the outer surface of the blade. The blade assembly is mounted on the bracket with a bracket pin located in the pivot bore and with the foot of the blade supported on a bracket ramp. A pivot pin force vector Facts on an inside diameter of the pivot bore through the pivot axis. A ramp force vector Facts on the blade foot at a ramp contact location. The ramp force vector Fand the free end spring force vector SFare aligned and coincident with each other.

Growing community of inventors

Clinton Township, MI, United States of America

David J Stone