| 摘要 |
PROBLEM TO BE SOLVED: To provide a hinged door in which the Building Standard is determined so that the effective width of the vestibule entrance of a building corresponding to the aged reaches 750 mm or more when the hinged door is opened in the building and the building is constructed gradually by joining mass-produced concrete panels or the like by a standard according to a process, but the Building Standard is satisfied without changing the size of a skeleton element such as the concrete panel. SOLUTION: In the hinged door 3 disposed to the vestibule or the like of a building in the building or the like for the aged, the handle 10 for the hinged door 3 is constituted rotatably, and formed in a structure in which the handle can be housed in the stile 3b of the hinged door. A locking mechanism controlling and releasing the rotation of the handle is disposed near the shank 13 of the handle 10.
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