Keyword Analysis & Research: machine

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What is a machine?

A device that applies force, changes the direction of a force, or changes the strength of a force, in order to perform a task, generally involving work done on a load. Machines are often designed to yield a high mechanical advantage to reduce the effort needed to do that work.♦ A simple machine is a wheel, a lever, or an inclined plane.

What is another name for a simple machine?

Also called sim·ple ma·chine . any of six or more elementary mechanisms, as the lever, wheel and axle, pulley, screw, wedge, and inclined plane. Also called com·plex ma·chine . a combination of simple machines. Older Use. an automobile or airplane. a typewriter. a bicycle or motorcycle. verb (used with object), ma·chined, ma·chin·ing.

What is the origin of the simple machine?

The idea of a simple machine originated with the Greek philosopher Archimedes around the 3rd century BC, who studied the Archimedean simple machines: lever, pulley, and screw. Archimedes discovered the principle of mechanical advantage in the lever.

What are the machine elements?

A number of machine elements provide important structural functions such as the frame, bearings, splines, spring and seals. The recognition that the frame of a mechanism is an important machine element changed the name three-bar linkage into four-bar linkage. Frames are generally assembled from truss or beam elements.

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