Electromechanical jack for vehicle, has support point made up of nylon, rotating pulley for complete retraction of support point, reverser connected on half of cable length, and coupling for completely supporting rotation of crane

摘要

The jack has a support point (8) made up of nylon, and a rotating pulley (10) for the complete tightening of its support point and for the complete retraction of the support point. A reverser is connected on half the length of a cable. A coupling (30) located on an upper part of a crane completely supports the rotation of the crane. The coupling is located outside a reducer of the jack.