28-04-2016 дата публикации
Номер: KR1020160046007A
Принадлежит:
The present invention relates to a winter tire and a sipe blade for the manufacture of the winter tire. Multiple semi-blocks are divided by a sipe placed in a block of a shoulder part in a width direction. A first protruding part and a first insertion groove part are alternately formed in a width direction on one of both side walls of two semi-blocks, facing each other. A second insertion groove part, into which the first protruding part is inserted, and a second protruding part, inserted into the first insertion groove part, are alternately formed on the other side wall. A third protruding part is formed in the first insertion groove part, a fourth protruding part is formed in the second insertion groove part, a third insertion groove part, into which the third protruding part is inserted, is formed in the second protruding part, and a fourth insertion groove part, into which the fourth protruding part is inserted, is formed in the first protruding part. The present invention is capable ...
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