The concept of
the universal joint is based on the design of gimbals, which have been in use since antiquity. One anticipation of the universal joint was its use by the ancient greeks on ballistae. The first person known to have suggested its use for transmitting motive power was Gerolamo Cardano, an Italian mathematician, in 1545, although it is unclear whether he produced a working model. In Europe, the device is often called the Cardan joint or Cardan shaft. Robert Hooke produced a working universal joint in 1676, giving rise to an alternative name, the Hooke's joint. It was the American car manufacturer Henry Ford who gave it the name
universal joint. A gimbal is a device using Euler angles to measure the rotation of an object in three dimensions and to control that rotation. ... The ballista (Latin, from Greek ballistēs, from ballein to throw, plural ballistae) was a powerful ancient weapon, similar to a giant crossbow, which ejected heavy darts or spherical stone projectiles of various sizes. ... Gerolamo Cardano or Jerome Cardan or Girolamo Cardan (September 24, 1501 - September 21, 1576) was a celebrated Italian Renaissance mathematician, physician, astrologer, and gambler. ... Events February 27 - Battle of Ancrum Moor - Scots victory over superior English forces December 13 - Official opening of the Council of Trent (closed 1563) Battle of Kawagoe - between two branches of Uesugi families and the late Hojo clan in Japan. ... A portrait, claimed by historian Lisa Jardine to be of Robert Hooke Robert Hooke, FRS (July 18, 1635 - March 3, 1703) was an English polymath who played an important role in the scientific revolution, through both experimental and theoretical work. ... Events January 29 - Feodor III becomes Tsar of Russia First measurement of the speed of light, by Ole Rømer Bacons Rebellion Russo-Turkish Wars commence. ... Further information: Ford Motor Company Time Magazine, January 14, 1935 Henry Ford (July 30, 1863 – April 7, 1947) was the founder of the Ford Motor Company. ...
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