1975 – “LIIIM” Mars Walking Device (Soviet)
see a few seconds of "LIIIM" in operation here. "LIIIM" running mock-up with ski-walking propulsive device (1975) Running mock-up was created in accordance with the "Mars-75" program. Purpose: investigation of the ski-walking method of motion over powdered soil having low bearing strength. Each ski has two electromechanical drives. Mass…………………………………………240 kg Overall dimensions……………….………..2×1.7 m Travel speed……………….…………….0.25 …