{
  "$type": "site.standard.document",
  "description": "Provided is a motorcycle pneumatic tire having a more excellent durability than that of a conventional tire while maintaining excellent wet braking performance. Provided is a motorcycle pneumatic tire including a ring-shaped tread portion 10. A steeply-inclined groove 1a having an inclination angle…",
  "path": "/patents/975562",
  "publishedAt": "2014-04-30T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/03",
    "BRIDGESTONE CORP [JP]"
  ],
  "textContent": "Provided is a motorcycle pneumatic tire having a more excellent durability than that of a conventional tire while maintaining excellent wet braking performance. Provided is a motorcycle pneumatic tire including a ring-shaped tread portion 10. A steeply-inclined groove 1a having an inclination angle ¸c of larger than 0° and not larger than 35° with respect to the circumferential direction is provided on, when the width of the tread portion 10 is set to Tw, the whole or a part of regions from a tire equator CL to lengths of 1/4Tw in the width direction in a V shape centering on the tire equator; and a mildly-inclined groove 1b having an inclination angle ¸s of 45° to 90° with respect to the circumferential direction is provided on the whole or a part of regions from the outside end portion of the steeply-inclined groove 1a in the tire width direction to a tread end portion discontinuously with the steeply-inclined groove 1a.",
  "title": "MOTORCYCLE PNEUMATIC TIRE"
}