Description
JW series screw jack overview
JWM (Trapezoid screw)
LOW SPEED LOW FREQUENCY
JWM (trapezoid screw) is suitable for low speed and low frequency.
Main components: Precision trapezoid screw pair and high precision worm-gears pair.
- Economical:
Compact design, easy operation, convenient maintenance.
- Low speed, low frequency:
Be suitable for heavy load, low speed, low service frequency.
- Self-lock
Trapezoid screw has self-lock function, it can hold up load without braking device when screw stops traveling.
Braking device equipped for self-lock will be of malfunction accidentally when large
jolt & impact load occur.
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