Category Archives: Inventions

Rack and Pinion Steering

A reader writes: Dear Ray: What exactly is rack and pinion steering? Thanks, -- Claude Bawls Dear Claude Bawls: The steering rack, as it's known in the parlance of the trade, is a long iron bar, flat on one side, with thin serrations, known as "teeth," which run the entire length of the steering rack.…

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Johann Bessler And His Perpetual Motion Machine

Johann Bessler was born in Zittau, Germany, in 1680. He died in 1745. His claim to fame is that, in the 1712, he built a remarkable machine -- called the Bessler Wheel -- which he said was a machine of self-perpetuated motion; by 1717, "he'd convinced thousands of people, from the ordinary to the most…

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