A platform is a plane normally translated on the vertical axis with the help of various lifting systems, such as hydraulic or mechanical jacks. Unimec manufactures superb quality mechanical Screw Jacks and Bevel Gear Reducers with exceptional performance, absolute reliability and high accuracy. The use of a Screw Jack offers a variety of advantages such as its inherent self-locking mechanics allowing to maintain its position while supporting the load even in case of motor failures or power outages.