Screw jack lifting table or Platform structures include miter gearboxes, screw jacks, electric motor or gear reducer, hand wheel, pillow block bearings, jaw couplings and line shaftings.

ACME worm screw jack is very popular for lifting. Both translating and rotating design are available.

ACME worm screw jacks are widely used, they are suitable for heavy load and low speed, and they have self-lock function.

Hand Operated Screw Jack is composed of hand wheel or hand crank and a worm gear screw jack

Travelling Nut Screw Jacks ,or Rotating Screw Jacks have a fixed length lifting screw that rotates . Loads are attached to a flanged “traveling” nut that translates up and down the length of the rotating screw. This type of jack is ideal for applications that cannot accommodate a screw protection tube or that require a flush mount.

Lude Bevel Gear  Screw Jack,  combines a Cubic Spiral Bevel Gearbox and Screw Jack resulting in a high speed, very accurate solution for lifting-lowering-pushing-pulling applications.

Lude’s Bevel Gear Jack, G Series, combines a Cubic Spiral Bevel Gearbox and Screw Jack resulting in a high speed, very accurate solution for lifting-lowering-pushing-pulling applications.

Bevel Gear Machine Rotating Screw Jack offer higher efficiency and greater speed than other mechanical screw jacks

Bevel gear jacks use the same trapezoidal or acme screws used in machined screw jacks to move the load.