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"Crankcase with crank-shaft and fly-wheel added. The crankshaft serves the same purpose in an automobile as the pedals do on a bicycle. The fly-wheel on the end helps it to keep turning at an even speed." -Bodmer, 1917

Building an Automobile, Step 02: Crank-Shaft and Fly-Wheel

"Crankcase with crank-shaft and fly-wheel added. The crankshaft serves the same purpose in an automobile…

A wheel is a circular device that is capable of rotating on its axis, facilitating movement and transportation.

Side View of a Vehicle Wheel

A wheel is a circular device that is capable of rotating on its axis, facilitating movement and transportation.