Speed reducers are fairly easy bits of machinery. A acceleration reducer is merely a gear train between the motor and the gear speed reducer machinery that is utilized to reduce the speed with which power is usually transmitted. Quickness reducers, also called gear reducers, are mechanical devices by and large utilized for two reasons. Gear reducers essential make use of can be to duplicate the way of measuring torque made by an info power source to expand the measure 
of usable work.
Speed reducers primarily serve two functions. First, they consider the torque made by the energy source (the input) and multiply it. Second, velocity reducers, much as the name implies, reduce the quickness of the input to ensure that the output is the correct speed.
How does a rate reducer increase the torque while decreasing the acceleration? The output equipment of a acceleration reducer has more teeth than the input gear. So, while the output gear might rotate more slowly, reducing the swiftness of the insight, the torque is improved.
So, to sum up, they take an insight power source and boost the torque whilst decreasing the speed.
Speed reducers come in many shapes and sizes, but some of the very most commonly found rate reducers are gearboxes.