It is called a mechanical transmission mechanism for
transmitting power between two or more elements within
a machine. This transmission is usually carried out by
rotating elements such as gears with belts or chains .
transmission changes the speed of rotation of an
input shaft , resulting in a different output speed .
Background
The main difference between the old and new chains is that in the first
settled the rollers against the crown / pinion assembly was fixed, that is,
integral with the side of the link.
Transmission System
The transmission system is the set of elements that has
the mission to get the motor rotation to the drive wheels.
This system also gets varying the ratio between the
crankshaft and the wheels.
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