Patent number: 7097580

Sprocket for a silent chain and method of manufacturing the same

Original Assignee: BorgWarner Morse TEC Japan K.K.

Field of technology: Vehicles, Engines and Transportation

Patent granted on: Tue, 29 Aug 2006

Patent drawing

Abstract

A sprocket for preventing the partial wear on the teeth of the sprocket. The teeth of the sprocket comprised of a pair of side portions located on opposite sides of a tooth and a central portion located between the pair of sides. The pair of side portions has a hardness greater than the central portion.