| 摘要 |
A fastening element is provided having a gripping portion, a plurality of gripping elements extending from the gripping portion, a supporting portion being defined by at least one supporting-portion wall extending from the gripping portion in a direction opposite that of the gripping elements, the supporting portion having a supporting-portion width smaller than a gripping-portion width of the gripping portion, such that a top flange is formed by the gripping portion relative to the supporting portion on at least one side of the fastening element, and an anchoring portion extending from a distal end of at least one supporting-portion wall and parallel to the gripping portion so as to form a bottom flange relative to the supporting portion on the at least one side corresponding to the top flange. |
