knuckle joint

1. Steering knuckle tie rod end pressure lubricator Grayioc tubing joint
   转向节横拉杆接头油嘴
2. During steering maneuvers, the strut and the steering knuckle ( through the ball joint and a pivot bearing in the strut's upper retainer) turn as an assembly.
   车辆转向时，支柱以及转向关节（经由球形接头与上支柱固定器之轮毂轴承）会一体旋转。
3. The paper makes optimized calculations of the parameters for the structure of plough out five-hinged hyperbolic knuckle joint mould with the genetic algorism and compares them with the one-dimensional optimization method. Joint Operations
   运用遗传算法对外翻式五铰双曲肘合模机构有关参数进行了优化计算，并与一维优化法作了对比

noun

1. a joint allowing movement in one plane only

   Synonym:    hinge joint

2. a joint of a finger when the fist is closed

   Synonym:    knucklemetacarpophalangeal joint