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Leo Leo
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11 years ago
some thing that i could build
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#1
11 years ago
A hand driven cart that goes on railroad tracks would be a good example.  It uses linear action to turn a crank to make the car go.  You reciprocate motion in the handle

This would not be hard to make, just a lever connected to a vertical bar that is attached to a wheel perimeter, which in turn makes an axle turn.  This does all three
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#2
11 years ago
An old-fashion locomotive. The train moves linearly down the track, the wheels rotate, and the pistons reciprocate turning the wheels.
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