STUD AND PNEUMATIC TIRE EQUIPPED WITH STUD Russian patent published in 2023 - IPC B60C11/16 

FIELD: automotive industry.

SUBSTANCE: stud (P) is made with a recessed base part (10), which is configured to be recessed into a section of the tire tread, and an apical end section (20), which is located at the end part of the recessed base part (10) and comes into contact with the road surface. The apical end part (20) has an outer contour (21) made in a ring shape, an inner contour (22) surrounded by an outer contour (21), and a groove part (23) located between the outer contour (21) and the inner contour (22). In the tire (T), the stud (P) is located on the tread area (31).

EFFECT: improved performance on ice due to enhanced edge effect.

7 cl, 9 dwg, 1 tbl