The article discusses methods of increasing the efficiency of lifting and mining machines. The methods of implementing the principles of braking energy recovery are considered. The advantages and features of the operation of flywheel batteries are substantiated. Examples of devices and well-known patents in this field are given. The application of the author's patent is proposed, which allows to increase the efficiency of lifting machines and reduce their energy consumption. The description of the patent and the justification of its effectiveness are given. Conclusions about the possibility of introducing a patented device into the equipment of lifting and mining machines are drawn.