SIEVING APPARATUS WITH INJECTION MOLDING ASSEMBLIES AND METHODS Russian patent published in 2024 - IPC B07B1/40 B07B1/46 

FIELD: crushing or grinding of various materials.

SUBSTANCE: group of inventions relates to screening of material. Method of forming a sieving assembly includes forming a plurality of sieving elements from a synthetic material, attaching a plurality of screening elements to each other to form a screening unit, which includes a continuous screening surface consisting of a plurality of screening elements, providing at least one reinforcing fibre and exposing at least one reinforcing fibre to introduction into the material of at least several screening elements after or during the screening elements being connected to each other. Each of the screening elements has a screening surface with multiple screening holes separated by elements of the screening surface. Multiple screening elements are connected to each other by attaching side edges of screening elements to each other.

EFFECT: higher strength of screening unit.

31 cl, 25 dwg