... joint, U joint, Cardan joint, Hardy-Spicer joint, or Hooke's joint is a joint in a rigid rod that allows ... to 'bend' in any direction, and is commonly used in shafts that transmit rotary motion. It consists of a pair of ... . Keyword: universal joint;Cardan joint;Hardy-Spicer joint;Hooke's joint;shafts;a cross shaft China Chengdu Easter-Tech Industrial Co., LtdCMB ...