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Index Pulley

A pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt, or transfer of power between the shaft and cable or belt. [1]

41 relations: Axle, Bandsaw, Belt (mechanical), Belt Pulley, Belt sander, Block (sailing), Block and tackle, Chain, Chain drive, Circumference, Conveyor pulley, Deadeye, Differential pulley, Flange, Free body diagram, Gear, Gear train, Gravity, Groove (engineering), Hero of Alexandria, Hoist (device), Hydraulic machinery, Lifting hook, Line shaft, Mechanical advantage, Portsmouth Block Mills, Power (physics), Power take-off, Reel, Rope, Shaft (mechanical engineering), Simple machine, Speed, Tension (physics), Tongue and groove, Torque, Tractor, Transmission (mechanics), Vacuum cleaner, Wheel, Wire rope.


An axle is a central shaft for a rotating wheel or gear.

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A bandsaw (also written band saw) is a saw with a long, sharp blade consisting of a continuous band of toothed metal stretched between two or more wheels to cut material.

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Belt (mechanical)

A belt is a loop of flexible material used to link two or more rotating shafts mechanically, most often parallel.

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Belt Pulley

Belt Pulley was a U.S.-based magazine dedicated to antique farm tractors of all brands and makes.

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Belt sander

A belt sander is a sander used in shaping and finishing wood and other materials.

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Block (sailing)

In sailing, a block is a single or multiple pulley.

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Block and tackle

A block and tackle is a system of two or more pulleys with a rope or cable threaded between them, usually used to lift heavy loads.

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A chain is a serial assembly of connected pieces, called links, typically made of metal, with an overall character similar to that of a rope in that it is flexible and curved in compression but linear, rigid, and load-bearing in tension.

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Chain drive

Chain drive is a way of transmitting mechanical power from one place to another.

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In geometry, the circumference (from Latin circumferentia, meaning "carrying around") of a circle is the (linear) distance around it.

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Conveyor pulley

A conveyor pulley is a mechanical device used to change the direction of the belt in a conveyor system, to drive the belt, and to tension the belt.

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A deadeye is an item used in the standing and running rigging of traditional sailing ships.

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Differential pulley

A differential pulley, also called "Weston differential pulley", sometimes "chain hoist" or colloquially "chain fall", is used to manually lift very heavy objects like car engines.

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A flange is an external or internal ridge, or rim (lip), for strength, as the flange of an iron beam such as an I-beam or a T-beam; or for attachment to another object, as the flange on the end of a pipe, steam cylinder, etc., or on the lens mount of a camera; or for a flange of a rail car or tram wheel.

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Free body diagram

In physics and engineering, a free body diagram (force diagram, or FBD) is a graphical illustration used to visualize the applied forces, movements, and resulting reactions on a body in a given condition.

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A gear or cogwheel is a rotating machine part having cut like teeth, or cogs, which mesh with another toothed part to transmit torque.

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Gear train

A gear train is a mechanical system formed by mounting gears on a frame so the teeth of the gears engage.

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Gravity, or gravitation, is a natural phenomenon by which all things with mass or energy—including planets, stars, galaxies, and even light—are brought toward (or gravitate toward) one another.

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Groove (engineering)

In manufacturing or mechanical engineering a groove is a long and narrow indentation built into a material, generally for the purpose of allowing another material or part to move within the groove and be guided by it.

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Hero of Alexandria

Hero of Alexandria (ἭρωνGenitive: Ἥρωνος., Heron ho Alexandreus; also known as Heron of Alexandria; c. 10 AD – c. 70 AD) was a mathematician and engineer who was active in his native city of Alexandria, Roman Egypt.

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Hoist (device)

A hoist is a device used for lifting or lowering a load by means of a drum or lift-wheel around which rope or chain wraps.

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Hydraulic machinery

Hydraulic machines are machinery and tools that use liquid fluid power to do simple work.

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Lifting hook

A lifting hook is a device for grabbing and lifting loads by means of a device such as a hoist or crane.

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Line shaft

A line shaft is a power driven rotating shaft for power transmission that was used extensively from the Industrial Revolution until the early 20th century.

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Mechanical advantage

Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system.

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Portsmouth Block Mills

The Portsmouth Block Mills form part of the Portsmouth Dockyard at Portsmouth, Hampshire, England, and were built during the Napoleonic Wars to supply the British Royal Navy with pulley blocks.

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Power (physics)

In physics, power is the rate of doing work, the amount of energy transferred per unit time.

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Power take-off

A power take-off or power takeoff (PTO) is any of several methods for taking power from a power source, such as a running engine, and transmitting it to an application such as an attached implement or separate machines.

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A reel is an object around which lengths of another material (usually long and flexible) are wound for storage.

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A rope is a group of yarns, plies, fibers or strands that are twisted or braided together into a larger and stronger form.

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Shaft (mechanical engineering)

A shaft is a rotating machine element, usually circular in cross section, which is used to transmit power from one part to another, or from a machine which produces power to a machine which absorbs power.

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Simple machine

A simple machine is a mechanical device that changes the direction or magnitude of a force.

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In everyday use and in kinematics, the speed of an object is the magnitude of its velocity (the rate of change of its position); it is thus a scalar quantity.

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Tension (physics)

In physics, tension may be described as the pulling force transmitted axially by the means of a string, cable, chain, or similar one-dimensional continuous object, or by each end of a rod, truss member, or similar three-dimensional object; tension might also be described as the action-reaction pair of forces acting at each end of said elements.

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Tongue and groove

Tongue and groove is a method of fitting similar objects together, edge to edge, used mainly with wood, in flooring, parquetry, panelling, and similar constructions.

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Torque, moment, or moment of force is rotational force.

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A tractor is an engineering vehicle specifically designed to deliver at a high tractive effort (or torque) at slow speeds, for the purposes of hauling a trailer or machinery used in agriculture or construction.

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Transmission (mechanics)

A transmission is a machine in a power transmission system, which provides controlled application of the power.

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Vacuum cleaner

A vacuum cleaner, also known as a sweeper or hoover, is a device that uses an air pump (a centrifugal fan in all but some of the very oldest models), to create a partial vacuum to suck up dust and dirt, usually from floors, and from other surfaces such as upholstery and draperies.

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A wheel is a circular component that is intended to rotate on an axle bearing.

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Wire rope

Steel wire rope (right hand langs lay) Wire rope is several strands of metal wire twisted into a helix forming a composite "rope", in a pattern known as "laid rope".

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Compound pulley, Cranes-Pulleys, Crowned pulley, First-class pulley, Fixed pulley, Line and pulley, Movable pulley, Pulley system, Pulleys, Second-class pulley.


[1] https://en.wikipedia.org/wiki/Pulley

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