| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide fittings allowing a worker to perform the work for letting a paper screen support on an opening frame without hindrance and preventing the paper screen from coming off the opening frame unexpectedly. Ž<P>SOLUTION: The fittings are provided with: a base member 150 attached to an inner surface 41a positioned on an indoor side in the direction of depth in an upper frame 41 of a fixed wire screen 40; a coming-off prevention member 250 arranged in the base member 150 to turn around a shaft axis along the longitudinal direction of the upper frame 41 to which the base member 150 is attached and turning between a protruding condition in which it protrudes from an outer fringe face 41b being the outer circumference of the fixed wire screen 40 and a non-protruding condition in which it is retracted from the outer fringe face 41b; and a coming-off prevention unit 50 provided with a base side hook-like member 154 and a cover side hook-like member 254 for maintaining the coming-off prevention member 250 in the protruding condition when the coming-off prevention member 250 is arranged in the protruding condition for the base member 150. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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