Tripod Joint

Functions of Tripod Joint

Front drive cars transfer the engine power; Engine - Transmission - Differencial gear - Drive shaft - Wheel.
Constant velocity joint being assembled into driveshaft transfers engine power to the shaft at changing angles and axial movement and then to the wheel.

Structure of Tripod Joint

Structure of Tripod Joint

  • Spider; Tripod spider transfers the engine power at various angles.
  • Ball case; Ball case(Spherical roller) being assembled into housing make stroke actions at various angles inside housing track as wheel rolls.
  • Needle rollers; Needle rollers assembled into ball case smoothes spider movement.
  • Ring; Ring being assembled into spider groove holds surrounding parts.
  • Retainer; Retainer being assembled onto spider holds parts in position.

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