| 摘要 |
PROBLEM TO BE SOLVED: To provide a flip-up gate capable of exhibiting the feeling of casting for providing excellent aesthetic appearance. SOLUTION: A code 10 denotes columns installed at both ends of an entrance, respectively. A code 20 denotes an arm section rotatably attached to the columns 10. A code 30 denotes a panel body 30 attached to the end of the arm section 20. The panel body 30 includes a frame having stile 31 arranged at both ends and an upper rail 32 and a lower rail 33 secured to the upper and lower ends of the stiles 31, respectively. Horizontal beams 34 are secured near the upper ends of the stiles 31, and a large number of vertical beams 35 are secured between the upper and lower rails 32, 33. The stiles 31, the upper and lower rails 32, 33, and the horizontal beams 34 and vertical beams 35 are formed of an aluminum shape by forming recesses and projections on the surface of a hollow aluminum shape by forging. COPYRIGHT: (C)2009,JPO&INPIT
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