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US 2021/0197618 A1Published application
Tire
AssigneeBridgestone Corporation
InventorsMasahiro KATAYAMA, Tatsurou UCHIDA, Yoshifumi MATSUMOTO, Kenji MATSUI
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AssigneeBridgestone Corporation
InventorsMasahiro KATAYAMA, Tatsurou UCHIDA, Yoshifumi MATSUMOTO, Kenji MATSUI
Estimating the term…
A tire includes a tire frame member that has bead portions in which bead cores are embedded in a resin material and side portions that comprise the resin material and are continuous with tire radial direction outer sides of the bead portions, wherein assuming that T1 is a thickness of thick-walled portions of the tire frame member that are adjacent to the tire radial direction outer sides of the bead cores and that T2 is a thickness of the side portions, T1>T2, a thickness of the tire frame member decreases from T1 to T2 between the thick-walled portions and the side portions, and a position at which the thickness of the tire frame member starts to decrease from T1 to T2 is on a tire radial direction outer side of tire radial direction outer ends of rim flanges of a rim on which the bead portions are mounted.
A tire comprising a tire frame member that has bead portions in which bead cores are embedded in a resin material and side portions that comprise the resin material and are continuous with tire radial direction outer sides of the bead portions,
Dependencies are inferred from the claim text.