New, universal lifting device of single-bucket hydraulic excavator Public passenger land transport
The article describes the design of universal lifting mechanism of hydraulic excavator, which will improve performance in the production of excavation and ensure easy operation of various types of work equipment. Unlike the prototype, the new universal design of lifting mechanism of a hydraulic excavator allows automatic move of the point of attachment of hydraulic cylinders of boom and thereby change the torque of hydraulic cylinders, rotating the boom.