Hand operated screw jack for crank table

Product Details

The Hand Crank Screw Jacks are ideal solutions for applications where electricity or power generators is inconvenient or dangerous, light weight, low duty cycle, low target cost and short travel length.

The working principle of the hand operated worm gear screw jack is that the worm (also called the input shaft) is manually rotated by the hand wheel. the worm wheel(also called the worm gear) is rotated by the worm, and the trapezoidal lifting screw is moved by the rotating worm wheel.

Hand Operated Screw Jack is composed of hand wheel or hand crank and a worm gear screw jack.It is idea solutions for applications where electricity or power generators is inconvenient or dangerous.

The Crank table is very popular, can be used as personal computer desk or meeting table or industrial adjustable table etc.