CRUSHING MACHINE Russian patent published in 2025 - IPC B02C1/10 

FIELD: crushing or grinding of various materials.

SUBSTANCE: invention relates to crushing machines and can be used in construction and metallurgical production when crushing ores and hard rocks. Crushing machine includes movable curved crushing jaws, connecting rod, movable rods. Each of the cheeks is pivotally connected by a movable tie-rod with a four-link slider. Slide is articulated with crank. Cheeks are made in the form of a concave curvilinear profile in the form of a tractrix. Four-link slider is installed in a translational hinge with a fixed post. Grate with alternating convex-concave grates is fixed in the window between the supports of the cheeks.

EFFECT: increasing productivity and extending the service life of the crushing machine.

1 cl, 1 dwg