| 摘要 |
PROBLEM TO BE SOLVED: To provide a sash construction capable of restricting the ingress of a wind from a gap between a corner block of each sash main body and a sash frame in an attitude of the inner side space of a sash frame closed by a pair of sash main bodies sliding in a double sliding manner. SOLUTION: A rectangular sash frame 1 equipped with rails 7 and 8 at the inner side and a pair of sash main bodies 2 formed to a rectangle so as to opening and closing a space at the inner side of the sash frame 1 are provided in a manner performed by a double sliding sash along the rails 7 and 8. Each of a pair of sash main bodies 2 is equipped with a corner block 21 at the four corners, in a closest attitude, the inner side space of the sash frame 1 is closed by a pair of sash main bodies 2, a seal member 15 restricting the ingress of a wind from a gap between the corner block 21 and the sash frame 1 is provided between the corner block 21 and the sash frame 1 in this sash construction.
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