发明名称 |
Center of gravity adjustable bottom rail for window blind assembly |
摘要 |
A center of gravity adjustment device installed in a bottom rail of a window blind assembly for adjusting the center of gravity of the bottom rail is disclosed to include an adjustment wheel fastened rotatably with the bottom rail for rotating by a user, a rotating wheel fastened rotatably with the bottom rail and spaced from the adjustment wheel at a distance, a weight movable in the bottom rail between the adjustment wheel and the rotating wheel, and a cord member mounted around the adjustment wheel and the rotating wheel and fastened to the weight for moving the weight in said bottom rail between the adjustment wheel and the rotating wheel upon rotation of the adjustment wheel.
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申请公布号 |
US6758258(B1) |
申请公布日期 |
2004.07.06 |
申请号 |
US20030441110 |
申请日期 |
2003.05.20 |
申请人 |
NIEN MADE ENTERPRISE CO., LTD. |
发明人 |
NIEN MING |
分类号 |
E06B9/388;(IPC1-7):E06B9/30 |
主分类号 |
E06B9/388 |
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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