| 摘要 |
PURPOSE:To provide a signboard which eliminates the setting and removing of the signboard corresponding to under construction and not under construction and capable of indicating that it is not under construction and for other objects when it is not under construction. CONSTITUTION:The upper section 2 of a signboard body and the lower section 3 of the signboard body are connected to each other through hinges 4 to constitute a signboard 1 for construction, which is capable of developing and folding. Indication expressing that this area is under construction is arranged on the front surfaces 5 and 6, which face forward, comprising the upper section 2 of the signboard body and the lower section 3 of the signboard body respectively with the signboard 1 developed, and indication expressing that this area is not under construction and/or other object is arranged on the rear face 7, which faces frontward, of the upper section 2 of the signboard body with the signboard 1 folded. |
