MORTISING STUD, PNEUMATIC TIRE, PNEUMATIC TIRE MANUFACTURING METHOD AND STUD FITTING METHOD OF STUD INSTALLATION Russian patent published in 2020 - IPC B60C11/16 

FIELD: automotive industry.

SUBSTANCE: if one looks at lateral stud bottom flange in rod part lengthwise direction, edge defining bottom flange outer contour shape has first shape side, projecting in a rounded manner to outer side of lower flange in first direction orthogonal to longitudinal direction of rod part, and second side provided from side, opposite to first side relative to location of top. Second side extends in second direction orthogonal to first direction and lengthwise direction and has recess directed towards lower flange inner side.

EFFECT: technical result is stud tearing resistance.

17 cl, 7 dwg, 1 tbl