Stackable Louver Shutter-Blind with Tensioned Linkage
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Solution Overview
Problem
Conventional shutters are heavy, difficult to install, and expensive, making them inaccessible to most homeowners, while blind systems lack the upscale appearance and light modulation of shutters.
Innovation Solution
A rotatable and stackable interior shutter-blind system with a frame and collapsible linkages, featuring a biasing member and resisting member to maintain tension and control louver rotation, allowing for adjustable light control and easy installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If conventional shutters are used to provide upscale appearance and light modulation, then aesthetic quality and light control are improved, but weight, installation difficulty, and cost increase significantly
Solution Approach 1:
The shutter system is divided into multiple independent louvers that can be individually stacked and controlled, rather than a single heavy rigid structure. Each louver is a separate component that can be manipulated independently through the linkage system, reducing the weight burden on mounting structures while maintaining light control functionality.
Solution Approach 2:
The patent introduces a dynamic linkage system that allows louvers to rotate and stack automatically through mechanical advantage, replacing the static rigid frame of traditional shutters. This dynamic mechanism enables light control through louver orientation while eliminating the need for heavy fixed frames and complex swing-out mounting.
2Shape
If conventional shutters are installed to achieve shutter-like appearance, then aesthetic quality is improved, but installation difficulty and cost increase
Solution Approach 1:
The shutter assembly is segmented into modular components (louvers, linkages, frame sections) that can be assembled independently and stacked together, transforming the installation process from a complex professional task into a manageable do-it-yourself project while maintaining the aesthetic appearance of traditional shutters.
Solution Approach 2:
The patent replaces the complex mechanical swing-out mounting system with a simplified stackable linkage mechanism that uses basic mechanical principles (levers, hinges, tension members) to achieve the same aesthetic result with significantly reduced installation complexity and no requirement for professional installation.
3Strength
If framed shutters are used to provide rigid structure and light modulation, then structural strength is improved, but weight and installation complexity increase
Solution Approach 1:
The rigid frame structure is segmented into a lightweight framework that supports individual louvers through linkages, distributing structural loads across multiple small connection points rather than requiring a single heavy frame, thereby reducing overall complexity and installation difficulty.
Solution Approach 2:
The patent employs dynamic linkages that provide structural support only when needed (when louvers are in position) and collapse when not in use, replacing the continuous rigid frame with a lightweight dynamic support system that achieves the same structural function with reduced material and complexity.
4Illumination intensity
If traditional shutters are installed to achieve light control functionality, then light modulation capability is improved, but cost and professional installation requirement increase
Solution Approach 1:
The light control system is segmented into independent louver units with simple linkage mechanisms, allowing for mass production and standardized pricing, making the technology accessible to average homeowners rather than being restricted to expensive custom installations.
Solution Approach 2:
The patent employs simple, inexpensive materials and manufacturing methods for the louvers and linkages, creating an affordable alternative to traditional shutters that can be produced at low cost and installed by consumers, thereby dramatically improving cost accessibility and market versatility.
Data Source
AI summary
A shutter-blind system for windows is provided. The system includes a frame and a plurality of rotatable parallel louvers coupled within the frame. Each louver of the plurality of louvers is operatively coupled to adjacent louvers with a collapsible linkage. The system may further comprise a biasing member coupled to a first louver located at a first end of the plurality of louvers and a resisting member coupled to a second louver located at a second end of the plurality of louvers. The biasing member pulls against the resisting member to maintain tension in the collapsible linkage. According to certain embodiments, the frame elements are coupled within a window opening and trim elements are coupled to cover gaps between the frame elements and the window opening.