| 摘要 |
PROBLEM TO BE SOLVED: To provide a movable louvered storm door provided in a building and formed of movable louvers which can be set at an optional angle in a single operation by means of an operating tool and to provide rotating balls for facilitating opening and closing of the movable louvered storm door. SOLUTION: This storm door is formed of upper and lower frames 3 and right and left frames 4 and a storm-door panel. The storm door panel is formed of a plurality of louvers 5, which are rotated and closed to an optional angle in a single operation by means of the operating lever 7 of a rotating operation mechanism 6 so that even while the storm door is closed, light and wind can be admitted. Also, holes are bored in the ends of the upper and lower frames 3, 3 and rotating balls are provided in a projecting manner to allow the movable louvered storm door to be opened and closed more smoothly and easily.
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