Wheel

Wheel

A wheel is a circular component that is intended to rotate on an axial bearing. The wheel is one of the main 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 movement or transportation while supporting a load, or performing labor in machines. Wheels are also used for other purposes, such as a ship's wheel, steering wheel, potter's wheel and flywheel.

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Famous quotes containing the word wheel:

    “Let go thy hold when a great wheel runs down a hill lest it break thy neck with following; but the great one that goes upward, let him draw thee after.”
    —William Shakespeare (1564–1616)

    “No great idea in its beginning can ever be within the law. How can it be within the law? The law is stationary. The law is fixed. The law is a chariot wheel which binds us all regardless of conditions or place or time.”
    —Emma Goldman (1869–1940)

    “Men seem more bound to the wheel of success than women do. That women are trained to get satisfaction from affiliation rather than achievement has tended to keep them from great achievement. But it has also freed them from unreasonable expectations about the satisfactions that professional achievement brings.”
    —Phyllis Rose (b. 1942)