Patent ID: 9297202
Filing Date: 2016-03-29
CPC Classification: E05D,E05F,E05Y,E06B

Claim Text:
1. A shutter-blind system for windows, the system comprising: a frame assembly; a plurality of rotatable parallel louvers coupled within the frame assembly, each louver of the plurality of louvers operatively coupled to adjacent louvers with a collapsible linkage; each louver rotatable about an axis vertically offset from its center of gravity; and a resisting member coupled to a louver located at a lower end of the plurality of louvers, the center of gravity of the plurality of louvers with the offset axis pulling against the resisting member to maintain tension in the collapsible linkages, wherein: at least one weight coupled to at least one of the offset louvers, wherein the weight shifts the center of gravity horizontally of the at least one offset louver to be offset from the rotation of axis.