| 摘要 |
Device for locking a bar for protecting a gate or double-leafed door. The present certificate of addition relates to adapting the device of a bar placed vertically on one of the leaves of the gate or double- leafed door and, by descending movement, becoming inserted in an orifice made in the ground, thus locking the door. The said bar may also form a triangle 11 with the aid of two other bars, thus giving rigidity to the gate or double-leafed door. This vertical bar or triangle according to the invention is particularly recommended for locking a gate or double-leafed door in a vertical fashion. <IMAGE>
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