{
  "$type": "site.standard.document",
  "description": "A pneumatic tire for motorcycle for running on rough terrain comprises a tread portion 2 provided with a directional tread pattern having an intended tire rotational direction X. The tread portion 2 is provided with crown blocks 4 and middle blocks 5. The crown block 4 comprises an axially long…",
  "path": "/patents/945558",
  "publishedAt": "2016-03-23T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60C11/0302",
    "SUMITOMO RUBBER IND [JP]"
  ],
  "textContent": "A pneumatic tire for motorcycle for running on rough terrain comprises a tread portion 2 provided with a directional tread pattern having an intended tire rotational direction X. The tread portion 2 is provided with crown blocks 4 and middle blocks 5. The crown block 4 comprises an axially long main portion 4m and a protruding portion 4t protruding from an axial central part of the main portion 4m toward the opposite direction of the intended tire rotational direction. In a block group Y consisting of each crown block 4 and two axially adjacent middle blocks 5 disposed one on each side of the crown block 4, the center P1 of gravity of the crown block 4 is positioned on the toe-side of each middle block 5, and the center P2 of gravity of each middle block 5 is positioned on the heel-side of the crown block 4.",
  "title": "PNEUMATIC TIRE FOR OFF-ROAD MOTORCYCLE"
}