| 摘要 |
FIELD: automotive industry; vehicle wheel disks. SUBSTANCE: flange of seat hole 7 is made variable in height in form of alternating bosses 10 and recesses 9. Recesses coincide with releases 8, and bosses, with seat surface 11. EFFECT: enhanced reliability of wheel, reduced labour input for replacement of wheel owing to protection against corrosion on seat. 3 cl, 3 dwg |
