LIFTING DEVICE Russian patent published in 2023 - IPC B66C23/72 B66C23/76 B66B17/12 

FIELD: lifting devices.

SUBSTANCE: lifting device consists of a cargo winch, a cargo rope and a load gripping device. The cargo winch is connected to a distributing gearbox connected, by means of controlled clutches, to a system of drums connected by a rope system to a system of counterweights. The latter are made in the form of tanks moving between the lower and upper storage tanks installed on the lifting device, with the working fluid being filled from the upper storage tank, the working fluid is recovered, which is ensured by moving it from the bottom storage tank by the mover.

EFFECT: efficiency of cargo lifting operations is increased by equipping the lifting device with a load compensation system using an adaptive balancing system and a renewable energy source.

4 cl, 2 dwg