HYDROMECHANICAL SAFETY DEVICE OF CONE CRUSHER Russian patent published in 2023 - IPC B02C2/04 

FIELD: mechanical engineering.

SUBSTANCE: hydromechanical safety device of the cone crusher contains a gear differential transmission mechanism in the crusher drive, a reversible hydraulic pump associated with one of the degrees of freedom of the transmission mechanism and hydraulically connected to the hydraulic damper, and connected to a drain tank through a controlled valve, and a control system. There is a valve operated hydraulic line that connects the reversible hydraulic pump to the crusher bowl lift cylinders.

EFFECT: risk of jamming is reduced.

5 cl, 1 dwg