| 摘要 |
PROBLEM TO BE SOLVED: To provide a rigid gate door with the width of the door made adjustable simply and correctly for the gate door that is constructred of stiles and rails respectively made of aluminum molded materials. SOLUTION: For the present gate door, rails 3 are inserted into and fitted respectively to rail receiving parts 22 formed respectively at the upper and the lower part at the inside of each of stiles 2, and each of the stiles 2 and the rails 3 are connected together with a fixing screw 5 to be inserted through a screw-inserting hole 26 bored at a rail attaching wall 21 of the stile 2 screwed down into a tapped hole 31 of the rail 3, and then spacer blocks 7 each having a notch 71 at its center are inserted respectively from the upper and the lower end of each of the stiles 2, and the spacer blocks 7 arc interposed between each of the rail attaching walls 21 of each of the stiles 2 and the side end face of each of the rails 3 with the middle part 51 of each of the fixing screws 5 fitted into each of the notches 71 of each of the spacer blocks 7.
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