| 摘要 |
PROBLEM TO BE SOLVED: To provide a screen having convenience and adaptability by providing extensible supports in a screen and providing one beam with a function of winding up a screen. SOLUTION: In this screen 1, a frame body 2 is formed by inserting right and left supports 4a, 4b forming an upper frame 4 into right and left supports 3a, 3b forming a lower frame 3 to be freely expanded and contracted, and the upper frame 4 is freely fixed to a designated region by a fitting 6 having a hook 7 mounted on the lower frame 3. In the frame body 2, a winding mechanism for elongating and contracting the screen 5 corresponding to the expansion and contraction of the upper frame 4. COPYRIGHT: (C)2003,JPO
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