The Intriguing Mini Geneva Drive Some of you might have guessed it – this item is named after the city of its invention. The Geneva Drive is a popular device in the world of mechanics, and was originally used to manufacture clocks.
Not many cities in the world can boast about tramcar systems! So if you fall into the “nay” category, don’t worry, because now you can create a full-fledged mini tram system in the privacy of your home.
The UGM-11 Truck is equipped with a four-cylinder rubber band engine. Start the engine in 'idle mode' and look at four pistons which move realistically under the folding hood.