{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "Provided is a pneumatic tire comprising a carcass, a reinforcing layer, and a cap tread, wherein the following inequalities are satisfied, (1) A 2 − A 1 > 0 (2) L 1 / L 2 > 0.30 (3) 30 ° CE * c > K / A 2 − A 1 × L 1 − L 2 × 0.3 (where K is 310) where A represents an angle, in degrees, at which a…",
  "path": "/patents/1385885",
  "publishedAt": "2026-06-03T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C1/0016",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "Provided is a pneumatic tire comprising a carcass, a reinforcing layer, and a cap tread, wherein the following inequalities are satisfied, (1) A 2 − A 1 > 0 (2) L 1 / L 2 > 0.30 (3) 30 ° CE * c > K / A 2 − A 1 × L 1 − L 2 × 0.3 (where K is 310) where A represents an angle, in degrees, at which a carcass cord inclines from a tire circumferential direction at a position on a tire center line, A represents an angle, in degrees, at which the carcass cord inclines from the tire circumferential direction at a tire maximum width position, L represents a land ratio, in %, of a region including a tire equator, L represents a land ratio, in %, of a pair of regions including tread ends, 30°CE*c represents a complex elastic modulus at 30°C of a rubber composition constituting the cap tread, and K represent a constant.",
  "title": "PNEUMATIC TIRE"
}