Select a Jack

HOW TO CHOOSE THE RIGHT JACK

Jacks selection is limited by two constrains:
Load capacity and horsepower. The load capacity of the Jack is limited by the structural constrains of its components. The horsepower limit of the Jack is a result of the ability to dissipate heat generated from the internal frictions.

  • Load Capacity – Fmax
  • Torque and Power Calculation
  • Efficiency
  • Multiple Screw Jack Arrangement
  • Overloads
  • Safety Factor
  • Self-Locking
  • Mechanical Stops
  • Screw Jack Stroke
  • Critical Work Screw Length
  • Maximum Work Screw Length Versus Load
  • Critical Work Screw Length