| 摘要 |
PROBLEM TO BE SOLVED: To provide a window frame with a simple structure capable of replacing a sliding screen and a swinging screen to each other without requiring replacement of screen side parts. SOLUTION: The composite fitting is provided with the upper frame 24 having a movable upper support part 45 and the lower frame 22 having a movable lower support part 76, for a movable screen 9. The movable upper support 45 has an upper horizontal pieces 56, 59 corresponding to the depth thickness of the movable screen 9, upper notches 55, 58 formed in the middle part in the depth direction of the upper horizontal screen 9, and an upper hollow part 60 provided at the upper side of the upper horizontal piece 56. The movable lower support 76 has a lower horizontal piece 85 corresponding to the depth thickness of the movable screen 9, a lower notch 86 formed in the intermediate part in the depth direction of the lower horizontal piece 85, and a C-shaped dovetail groove 87 whose lower notch 86 is opened upward. COPYRIGHT: (C)2005,JPO&NCIPI
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