The time has finally come, the utility model bar screen with exchangeable polyurethane block for worn bars was granted on February 19, 2024.
Patent claims:
- Chamfer of the through holes for receiving the weld fillet weld from the square washer to the round bar
- Groove for countersinking the square washer of the round bar
- Groove to prevent rotation of the round steel by the square washer
- 4. Through holes as a press fit to the diameter of the round steel