| 摘要 |
PROBLEM TO BE SOLVED: To provide an opening frame structure that allows an accessory member to be fixed readily and firmly on a frame body having a hollow part.SOLUTION: An opening frame structure 1 includes a hollow part 12d formed by extrusion molding or pultrusion, a frame body 12 having a screw insertion hole that communicates with the hollow part 12d, the frame body having an accessory member fixed thereon with a screw inserted into the screw insertion hole, and a back plate 20 having a screw hole 23 into which the screw is threaded, the back plate being housed in the hollow part 12d. The frame body 12 has a notched groove 15 extending in a longer-side direction of the hollow part 12d from a tip part 12t, and the back plate 20 has a positioning piece 24 that comes in contact with the notched groove 15 and superposes the screw hole 23 onto the screw insertion hole.SELECTED DRAWING: Figure 4 |
