摘要 |
<p>The kit has a cursor (100) comprising a base (110), a central wall (140) carrying a sole (142), lateral side plates (120, 130), where the central wall and the side plates define two non-parallel channels. Complimentary male and female closure sections (200, 250) are provided in which the section (250) comprises a rib shaped structure (300) provided adjacent to the sole. The structure is supported on the sole when a tearing off stress is exerted on the cursor, so that the section (250) is supported against the associated side plate of the cursor.</p> |