FIELD: transport.
SUBSTANCE: invention relates to automotive industry, particularly, to air tire split rim. Wheel rim comprises base 1 with flanges 2, 3 at ends, set ring 4 and bead rings 5, 6 and seal ring 7. Two equal-depth diametrically opposite recesses 8 are made on said base 1, their width making 1.1-1.2 of bead width 9 of tire 10 separated by diametrical ledge 11. Set ring 4 is split in cross-section and equipped with ledge with bearing surface to support bead ring 5 and bearing surface connected with rim base 1. Set ring inner surface has a recess. Seal 7 is fitted between the end of set ring 4 ledge 11 on rim base 1.
EFFECT: lower rigidity of set ring, optimised design.
3 cl, 4 dwg
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