The input shaft rotates the inner pulley eccentrically, which effectively “walks” a wide V-belt around a fixed outer pulley. This drives the inner pulley at a ratio depending on the spacing of ...

A fixed pulley changes the direction of force, allowing for easier lifting, while a movable pulley reduces the amount of force needed to lift a weight. By using multiple pulleys in a system known as a ...

A pulley is a wheel on a fixed axle. The wheels normally have a groove in them, to guide a rope or cable through. One end of the rope is attached to a load that needs to be lifted. Then the other ...