发明名称 |
DEVICE FOR OPENING AND CLOSING OPENING |
摘要 |
A window blind apparatus 1 includes a frame body 3 disposed in an opening portion 2; a plurality of slats 4 for opening and closing the opening portion 2; a link mechanism 5 for mutually connecting the slats 4; a raising and lowering mechanism 9 for raising and lowering the plurality of slats 4 in opening and closing the opening portion 2, by raising the slats 4, starting with a lowermost slat 8, and by lowering the slats 4, starting with the lowermost slat 8; and a reaction force generating mechanism 10 for imparting to the raising and lowering mechanism 9 a reaction force which is oriented in a direction opposite to the direction of the load of the slats 4 in the opening portion 2 and which increases or decreases in correspondence with an increase or decrease of the load of the slats 4 in the opening portion 2 corresponding to the number of the slats 4 being raised or lowered by the raising and lowering mechanism 9 in the opening portion 2. |
申请公布号 |
EP3051054(A1) |
申请公布日期 |
2016.08.03 |
申请号 |
EP20140847175 |
申请日期 |
2014.09.18 |
申请人 |
OILES ECO CORPORATION |
发明人 |
TANABE, KAZUHARU;OHISHI, MAMORU;HIRATSUKA, TETSUYA |
分类号 |
E06B9/302;E06B9/02;E06B9/78 |
主分类号 |
E06B9/302 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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