| 摘要 |
The flap extending the front face 1 towards the bottom comprises three slotting lines 13, 14, 15 delimiting four shutters 17, 18, 19, 20, one 17 of which, which is contiguous to the front face 1 of the pocket, is folded over and glued against the lower zone of the rear face 3a, 3b so that, in the position of use, the following shutter 18 occupies a position oblique with respect to the horizontal plane serving as support for the pocket and that this pocket rests on this plane by means of two rectilinear edges corresponding to the two slotting lines 14, 16, one separating the front face 1 and the first shutter 17 from the flap and the other separating the two shutters 18, 19 respectively constituting the foot of the pocket and the main strut linking this foot to the rear face. <IMAGE>
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