If you're trying to lift something heavy, a jack can be incredibly useful, if not necessary, but do you need a screw jack or ...

Machine-screw jacks feature a lifting shaft made of alloy steel with a minimum tensile strength of 95,000 psi. Lead accuracy is approximately 0.004 in./ft.

Nook Industries have expandedthe ActionJac(Worm Gear Screw Jack) product line with linear actuation that requires lesselectric consumption, fewer accessories and no hazardous materials. TheActionJac ...

The ActionJac line of bevel gear screw jack systems is offered from Nook Industries, innovator of linear motion components and systems. Available in many configurations, this line offers customers ...

Husky Towing Products announced that its most powerful new tongue jack, the 5,000-pound -capacity Super Brute HSB5000R, features a completely redesigned exterior housing, best-in-class screw jack ...

This permits such actions as slowing the screw as it nears an end point. The small magnetostrictive sensors, measuring 28-mm long, are made by Turck in Minneapolis.

The screw jack gearbox is a 500kN E-Series single face unit with a 32:1 gear ratio coupled to a 80mm diameter roller screw with a 30mm lead. The screw jack design included the following special ...

In order to continuously maintain a road bridge workmen need access to the complete span of the bridge for inspection and routine maintenance. For work under and on the side of the bridge access needs ...