| 摘要 |
PROBLEM TO BE SOLVED: To provide a fitting for manually executing operation of an arm for opening-closing a sash.SOLUTION: A fitting comprises a sash 1 rotatably supported around the horizontal axis, an opening-closing arm 2 disconnectably provided to the sash 1 and executing opening-closing operation of the sash 1, a driving arm 4 fixedly provided to a rotary shaft 3 of the opening-closing arm 2, an opening-closing plate 6 for sliding along a jamb 5 and an operation part 7 for sliding the opening-closing plate 6, and the opening-closing arm 2 is freely rotatable, and is formed so that the rotational moment M operates in the direction for rotating in the sash opening direction, and the driving arm 4 comprises an engaging shaft 8, and the opening-closing plate 6 comprises an engaging groove 9 for engaging with the engaging shaft 8, and the engaging groove 9 comprises a restriction part 10 for restricting the opening-closing arm 2 in a sash closing position and a non-restriction part 11 for allowing the opening-closing arm 2 to rotate in the sash opening direction.SELECTED DRAWING: Figure 1 |
