• CN 104,995,043 A
  • Filed: 02/21/2014
  • Published: 10/21/2015
  • Est. Priority Date: 02/22/2013
  • Status: Active Grant
First Claim
Patent Images

1. a tire, it comprises:

  • the fetus face contacted with road surface;

    The tire sidepiece be connected with described fetus face;

    The bead part be connected with described tire sidepiece;

    And throughout the carcass portion that described fetus face, described tire sidepiece and described bead part extend, whereinDescribed carcass portion has carcass main part and return portion, and described carcass main part is arranged on from described fetus face via the scope of described tire sidepiece to the bead core of described bead part, and described return portion is turned back at described bead core place,Described tire sidepiece to be formed with inside tire width direction depression and the peripheral recess extended along tire circumference, and described peripheral recess is provided with to tire width direction multiple turbulent flow generations protruding outside with raised, andIn the tire cross-section along tire width direction and tire radial direction, inner surface inside the tire width direction of described carcass main part and the distance between the wheel rim separation point contacted with the standard rim distance be defined as between inner surface inside the tire width direction of tire root thickness and described return portion and the outer surface of tire of described peripheral recess is defined as tire thicknessDescribed multiple turbulent flow generation projection is arranged on described tire thickness and is described more than 20% of tire root thickness and the region of less than 60%.

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