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    • 7. 发明授权
    • Method for applying a layer of material inside a cycle tyre
    • 在循环轮胎内施加材料层的方法
    • US07959849B2
    • 2011-06-14
    • US12666410
    • 2008-06-19
    • José Merino LopezLuc BestgenFrédéric Pialot
    • José Merino LopezLuc BestgenFrédéric Pialot
    • B29D30/00
    • B29C73/20B29D30/0685B29D2030/0695B29L2030/00Y10T152/10666Y10T152/10675Y10T152/10684Y10T152/10693Y10T152/10702Y10T152/10729
    • Method of applying a layer of material (25, 26) to the inner wall of a cycle tyre (20) in the form of a torus, with an inner wall (28) and an outer wall (29) and having a crown (22) extended by two sidewalls (21), two beads (23a, 23b) and two bead wires (30a, 30b) placed in said beads, said tyre having a given nominal inflation pressure, which comprises the following steps: the tyre (20) is turned inside-out so as to bring the inner wall (28) to the outside of the torus and the outer wall (29) to the inside of the torus; the outer torus wall (29) of the tyre is extended by applying an internal inflation pressure to said outer wall (29) above the nominal inflation pressure of said tyre; the layer of material (25, 26) is applied to the inner wall (28) of the tyre (20); and the tyre (20) is turned inside-out so as to bring the inner wall (28) and the outer wall (29) back into their initial positions.
    • 将一层材料(25,26)施加到环形形式的循环轮胎(20)的内壁上的方法,其具有内壁(28)和外壁(29)并具有冠部(22) )由两个侧壁(21)延伸,两个珠(23a,23b)和放置在所述珠中的两个胎圈丝(30a,30b),所述轮胎具有给定的标称充气压力,其包括以下步骤:轮胎(20) 向内转出,以使内壁(28)到环面外侧和外壁(29)到达环面的内侧; 通过对所述外壁(29)施加高于所述轮胎的标称充气压力的内部充气压力来延伸轮胎的外环面壁(29) 将材料层(25,26)施加到轮胎(20)的内壁(28)上; 并且将轮胎(20)向内转出以使内壁(28)和外壁(29)回到其初始位置。