| 摘要 |
The casing includes two lateral walls (1,2),two horizontal walls (3,4) and an articulated door (5). All the components are made of metal sheet and reinforced by flanges which makes the whole structure more robust.The horizontal walls are provided with cut-outs (31,41),for passage of cables, and holes (32,42) for fixing the casing to the frame of an adaptor. The door can turn about two spindles (51) each loaded by a spring housed inside a recess provided in the horizontal walls. The walls are provided with assembling pins (331).
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