发明名称 |
SPRING COUNTERBALANCE APPARATUS AND METHOD |
摘要 |
A spring counterbalance apparatus and method consists of a shade system with a torque profile, where the shade system is connected with a drive shaft. A first spring system is connected with the drive shaft where the first spring system is a standard wound spring system. A second spring system is connected with the drive shaft where the second spring system is a reverse wound spring system and where, in combination, the first spring system and the second spring system produce a counterbalance torque profile approximately equal to the shade system torque profile. |
申请公布号 |
WO2014169172(A3) |
申请公布日期 |
2015.10.29 |
申请号 |
WO2014US33735 |
申请日期 |
2014.04.11 |
申请人 |
QMOTION INCORPORATED |
发明人 |
MULLET, WILLIS, JAY;HAND, RICHARD, SCOTT;OAKLEY, LUCAS, HUNTER |
分类号 |
E06B9/60 |
主分类号 |
E06B9/60 |
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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