When it comes to power transmission in drivable DIY projects such as go-karts and ATVs, sprocket gears, (sometimes called chain gears) offer several advantages over other types of power transmission such as belts/pulleys and meshing gears.
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"Brothers Michael and Kenny Ham have a goal: to create cheap electric vehicles that get people interested in renewable energy. In 2009, they built Three-Wheeled Electric Alternative by KinAestheticWind (TWEAK), a solar-powered three-wheeler. “We wanted a vehicle that could recharge itself,” says Kenny."
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This beast above is the result of what is probably the coolest class project ever. The instructors[Michael Ham] and [Kenny Ham] gave their students a pile of junk and said “build something”.
"Your neighborhood is in flames, the roads destroyed and there at least a dozen hungry zombies gnawing their way through your back door. You need a getaway car, and Michael and Kenny Ham might have just the machine for you."
