| 摘要 |
A slider (1) comprising a slider body (2), having
an upper wing (3) and a lower wing (4), and a post (5) linking said upper and lower wings (3, 4),
a pull-tab holder (8), and
a raised formation (10) which extends upwards from the upper wing (3). The raised formation (10) of the slider body (2) extends vertically between the upper wing (3) and the pull-tab holder (8), and on its opposite longitudinal sides is provided with respective longitudinal grooves (11) adapted to guidingly receive the said edge portions (A, B) of the article and to wedge them away from each other.
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