How do the ball bearing found?
How is the Ball Bearing History? More than 4500 years ago, Egyptians used cylindrical rollers to move the large heavy blocks of stone needed for the pyramids, foreshadowing the use of ball bearings. Similar techniques were used in the creation of Stonehenge years later. In 1794, ball bearings supporting a carriage axle appeared in a patent filed by Philip Vaughan. In 1869, a bicycle mechanic in Paris, Jules-Pierre Suriray, patented a steel ball-...
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