| 摘要 |
PROBLEM TO BE SOLVED: To provide a sash structure which employs a sill capable of facilitating cleaning of a sash sill by dispensing with a projection rail of the sash sill to eliminate rainwater drainage interference, in which a frame and a sliding screen are fitted together, and which makes the sliding screen travel freely.SOLUTION: A sash structure maintains a fitted state by rotating a rectangular rotating shaft 5 of a sash roller with the built-in rectangular rotating shaft 5 by a setting key 11, and makes a sliding screen travel freely. In the fitted state, the sliding screen, which comprises members, that is, a suspended piece 2 serving as a guide rail, a sliding-screen vertical rising piece 3, a sash head 6 and an upper crosspiece 7, is lifted by human power and fitted to one sill without a projection rail in Fig. 4. |
