| 摘要 |
PROBLEM TO BE SOLVED: To provide a slat guide mechanism that dispenses with a belt and a large-diameter roller.SOLUTION: A slat guide mechanism G provided above a building opening includes an upside guide roller 13, a downside guide roller 14, and guide plates 15 and 16. The guide rollers 13 and 14 are away from each other in a height direction. The guide plates 15 and 16 have guide surfaces arranged in such a manner as to span a guide peripheral surface of the guide roller 13 and a guide peripheral surface of the guide roller 14 in a side view.SELECTED DRAWING: Figure 5 |
