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wheel

Also known as wheels

A wheel is a rotating component (typically circular in shape) intended to turn on an axle bearing. The wheel is one of the key components of the wheel and axle, which is one of the six simple machines. Wheels, in conjunction with axles, allow heavy objects to be moved easily, facilitating transportation, supporting loads, and performing work in machines. Wheels are also used for other purposes, such as a ship's wheel, steering wheel, potter's wheel, and flywheel.

AI overview

A wheel is a circular object that spins around a shaft called an axle, and it's one of the six basic simple machines that humans use to accomplish work. Wheels are essential because they make it much easier to transport heavy objects and power machines, and they serve many other purposes like steering vehicles and powering equipment.

AI-generated from the Wikipedia summary — may contain errors.

Key facts

Product.image: Landesmuseum Württemberg Kelten 011.4.jpg
Product.caption: Spoked wheel of reconstructed Celtic funerary wagon, 550 BCE, Hochdorf Chieftain's Grave, Germany
Product.type: Invention
Product.inventor: First recorded use in Sumer
Product.inception: ago
Product.available: Globally

via Wikipedia infobox

Wikidata facts

Image: Wheel Iran.jpg

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Commons category: Wheels
Unicode character: 🛞
P8168: Control

Sources (2)

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~22 min read

Article

15 sections

Contents

Terminology
History
Mechanics and function
Construction
Rim
Hub
Spokes
Wire
Tire/Tyre
Protruding or covering attachments
Alternatives
Symbolism
See also
References
External links

Common examples can be found in transport applications. A wheel reduces friction by facilitating motion by rolling together with the use of axles. For a wheel to rotate, a moment must be applied to the wheel about its axis, either by gravity or by the application of another external force or torque.