A pulley is a wheel on an axle or shaft enabling a taut cable or belt passing over the wheel to move and change direction, or transfer power between itself and a shaft.

Jan 18, 2022 · What is a pulley simple machine. How does it make work easier. Learn its types, examples, mechanical advantage, uses, & applications.

Apr 21, 2025 · How a pulley is like a lever You can probably see that a pulley magnifies force in a similar way to a seesaw, which is a kind of lever. If you want to lift someone four times heavier than you on …

A pulley is just a grouping of one or more wheels over which a rope (or a sturdy chain for heavier objects) is looped. Scientists call these “simple machines” because they allow humans to multiply the …

What Exactly Is a Pulley? At its core, a pulley is a grooved wheel with a rope, chain, or cable that runs along its circumference. This elegant yet straightforward component is a type of simple machine with …

Dec 5, 2025 · A pulley is a wheel that carries a flexible rope, cord, cable, chain, or belt on its rim. Pulleys are used singly or in combination to transmit energy and motion.

: a pulley or pulleys with ropes to form a tackle that constitutes one of the simple machines

Dec 1, 2025 · From V-belt to timing pulleys, explore the types of drive pulleys used in conveyors & industrial machinery—plus expert tips on selecting the right one.

Sep 4, 2024 · Pulley is a simple machine consisting of a wheel with a grooved rim through which a rope or chain runs. It is used to change the direction of a force, making it easier to lift or move heavy objects.

A pulley is a wheel with a grooved rim designed to guide and tension belts (e.g., V-belts, timing belts) or ropes. By altering the direction of force or creating mechanical advantage, pulleys optimize energy …