Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 15, 2011
Patent Application Number
11332692
Date Filed
January 13, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
A cord drive mechanism to convert linear motion to circular motion for use in coverings for architectural openings. Various controls are used to provide a braking force on the cord. Some of the embodiments incorporate a capstan.
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