*What is a Conveyor Belt?* A conveyor belt is a looped belt that is driven by and wrapped around one or more pulleys. It is powered by an electric motor and supported by a metal plate bed or rollers upon which the conveyor belt rests. The pulley that powers a conveyor belt is referred to as the drive pulley and has an unpowered idler pulley.Pulley drives at the discharge end of a conveyor belt are referred to as head drives, while ones located at the infeed end are known as tail drives. The preferred type of pulley drive is a head drive located at the discharge end and uses pull force to move a conveyor belt.Components of a Conveyor SystemThere is an endless number of types and uses for conveyors. All of the varieties serve the purpose of transporting materials and goods along a continuously moving path. Though motorized conveyor belts are the traditional form of a conveying system, some systems use rollers without a motor to move materials.