引違いサッシ

Double sliding sash

Abstract

(57)【要約】 【課題】 引違いサッシの下枠を、バリアフリーで上面 に溜った雨水を排水できるようにする。 【解決手段】 下枠本体15の上横板10に室内側立上 り片16、内下レール17、中間立上り片18、外下レ ール19を同一高さに設けてバリアフリーの下枠2と し、その室内側立上り片16と中間立上り片18に内下 横気密材21、外下横気密材22を装着して内障子室内 面下部、外障子室内面下部に圧着し、前記上横板10に おける召合部を境とした内障子閉じ側寄り部分に排水穴 を形成して上横板10の上面に溜った雨水をスムーズに 排水する。
PROBLEM TO BE SOLVED: To drain rainwater staying on the upper face of a barrier-free lower frame of a double sliding sash. SOLUTION: An upper horizontal plate 10 of a lower frame body 15 is provided with an indoor side rising piece 16, an inner lower rail 17, an intermediate rising piece 18 and an outer lower rail 19 to the same height to form a barrier- free lower frame 2. An inner lower horizontal airtight member 21 and an outer lower horizontal airtight member 22 are mounted to the indoor side rising piece 16 and the intermediate rising piece 18 and force-fitted to an inner sash indoor face lower part and an outer sash indoor face lower part. Drain holes 51, 52 are formed in an inner sash closing side part with a meeting part as a boundary in the upper horizontal plate 10 so as to smoothly drain rainwater staying on the upper face of the upper horizontal plate 10.

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