Silent chain, or inverted-tooth chain, is definitely a type of chain with teeth created upon its links to activate with one's teeth in the sprockets. Silent chains drives aren't really silent. The links in a silent chain drive, however, build relationships the sprocket teeth with little effect or sliding, and as a result a silent chain produces less vibrations and noise than additional chains. The amount of noise produced by a silent chain drive depends of many factors including sprocket size, rate, lubrication, load, and drive support. A web 
link belt silent chain includes Tractor Gear Reducers removable links joined by rivets or interlocking tabs. These chains offer the advantage of set up without dismantling drive components, reducing inventory, and increasing temperature ranges
