Patent ID: 6988971

Claim:
A tensioner lever comprising: an elongated slide rail for sliding engagement with a traveling, endless, flexible, transmission medium extending along the direction of elongation of the slide rail; and a rail support extending along the direction of elongation of the slide rail and supporting the slide rail; wherein said rail support has a pivoting hole for mounting on a pivot shaft extending from an engine block, said pivoting hole having an inner circumferential surface, and a boss portion surrounding said pivoting hole, said boss portion having a seating surface for engagement with an engine block; wherein the elongated slide rail and the rail support have a unitary core, formed of a high-strength, glass fiber-reinforced, polyamide 66 resin; wherein said unitary core of the elongated slide rail and the rail support is entirely covered by a wear-resistant covering composed of a polyamide 66 resin; wherein parts of said wear-resistant covering form the inner circumferential surface of said pivoting hole and said seating surface of said boss portion; and wherein said covering, and the unitary core of said elongated slide rail and said rail support, are sandwich molded.