Link Connected Patents (Class 152/54)
  • Patent number: 9902121
    Abstract: A tire includes: a tire frame member formed in a ring shape from a frame resin material, and including a pair of bead sections, a pair of side sections, and a crown section; a ring shaped bead core that is embedded in and joined to each of the bead sections, and that is formed by a single strand, or plurality of strands, of bead cord extending in the tire circumferential direction, and covered with, and joined to, a covering resin material; and an extension portion that extends from each of the bead cores in a direction that intersects with the tire circumferential direction when viewed from a tire side face, and that is joined to the tire frame member.
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: February 27, 2018
    Assignee: BRIDGESTONE CORPORATION
    Inventors: Yoshihide Kouno, Seiji Kon, Keiichi Hasegawa