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Friday, February 29, 2008

Why is the wheel the most important mechanical invention?


Why is the wheel the most important mechanical invention?

It is safe to say that all of man’s technology has either developed from the wheel; or depends on its use in some form. Just think of the many pieced of machinery that use wheels, or were made with other machines that use wheels! The printing press that stamped the words on this page has many wheels within it, and the tiny gears in a wristwatch are a kind of wheel. Pulleys are wheels that can transfer power to other pulleys by means of belts.

The armature in a generator is a wheel which gives us electricity and our vehicles roll comfortably on our broad highways on smoothly running, wheels lined with rubber, which re powered by engines that have many wheels inside. Even motorboat engines have internal wheels, just like the automobile engine

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