Title:
PNEUMATIC TIRE
Document Type and Number:
Japanese Patent JP2023092067
Kind Code:
A
Abstract:
To provide a pneumatic tire that can make both improvement in resistance against getting off of rim and easiness in rim assembling work compatible.SOLUTION: A pneumatic tire comprises: a pair of beads 10 having a bead core 11 and a bead filler 12 extending from the bead core 11 to outside in a tire radial direction; a pair of side walls 20 extending from the pair of beads 10 respectively to the outside in the tire radial direction; a tread 30 arranged between the pair of side walls 20; and a carcass ply 40 hung across the pair of beads 10. The bead core 11 has a bottom surface 111 inside in a tire radial direction, an outside surface 113 outside in a tire width direction and an inside surface 114 inside in the tire width direction, in a cross sectional shape in the tire width direction. An angle α of a first corner part 11A formed by the bottom surface 111 and the outside surface 113 is 91° or more and 140° or less, and an angle β of a second corner part 11B formed by the bottom surface 111 and the inside surface 114 is 40° or more and 89° or less.SELECTED DRAWING: Figure 1
Inventors:
SAKATA KOICHI
Application Number:
JP2021207054A
Publication Date:
July 03, 2023
Filing Date:
December 21, 2021
Export Citation:
Assignee:
TOYO TIRE CORP
International Classes:
B60C15/06; B60C15/04
Attorney, Agent or Firm:
Tetsuo Shiba
Hiroaki Hoshino
Hiroaki Hoshino