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公开(公告)号:EP1007817B1
公开(公告)日:2004-11-17
申请号:EP97953173.8
申请日:1997-12-18
CPC分类号: E06B9/307 , E06B2009/285 , E06B2009/3222 , Y10T74/1973 , Y10T74/19781
摘要: A system for reversibly rotating a shaft for operation of the control system in a covering for an architectural opening includes two relatively linearly moveable members at least one of which has a low friction component engaging a helical path on the other so that linear movement of the members causes relative rotation to drive the rotatable shaft of the control system.
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公开(公告)号:EP1007817A1
公开(公告)日:2000-06-14
申请号:EP97953173.8
申请日:1997-12-18
CPC分类号: E06B9/307 , E06B2009/285 , E06B2009/3222 , Y10T74/1973 , Y10T74/19781
摘要: A system for reversibly rotating a shaft for operation of the control system in a covering for an architectural opening includes two relatively linearly moveable members at least one of which has a low friction component engaging a helical path on the other so that linear movement of the members causes relative rotation to drive the rotatable shaft of the control system.
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