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    • 4. 发明申请
    • TIRE NOISE REDUCING SYSTEM
    • 轮胎噪声减少系统
    • US20090134694A1
    • 2009-05-28
    • US12340347
    • 2008-12-19
    • Naoki YUKAWA
    • Naoki YUKAWA
    • B60G17/02B60C19/00
    • B60C19/002
    • A tire noise reducing system comprises a wheel rim, a pneumatic tire and a noise damper disposed in the tire cavity and made from a spongy material whose total volume is in a range of from 0.4 to 20% of a volume of the tire cavity. The maximum thickness of the damper between the base end surface and the top end surface is in a range of from 1.0 to 4.5 cm. The width of the base end surface is more than the maximum thickness. The width of the damper is not increased in the direction from the base end surface to the top end surface, and each of side faces defined as extending from the edges of the base end surface to the edges of the top end surface is at least partially provided with an aslant portion inclined at an angle theta of from 30 to 75 degrees with respect to the base end surface. The damper is preferably fixed to the inside of a tread portion of the tire.
    • 轮胎噪声降低系统包括设置在轮胎腔中的轮辋,充气轮胎和噪声阻尼器,并由总体积为轮胎腔体积的0.4至20%的海绵状材料制成。 基端面与顶端面之间的阻尼器的最大厚度为1.0〜4.5cm的范围。 基端面的宽度大于最大厚度。 阻尼器的宽度在从基端面到顶端面的方向上没有增加,并且限定为从基端面的边缘延伸到顶端表面的边缘的每个侧面至少部分地 设置有相对于基端面以30度至75度的角度θ倾斜的倾斜部分。 阻尼器优选固定在轮胎胎面部分的内侧。