Cellular shade with divider webs

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Solution Overview

Problem

Conventional cellular shades lack design options for varying illumination along the front face, limiting aesthetic choices for consumers, and do not provide a unique appearance that can cater to different lighting preferences.

Innovation Solution

The cellular shade design incorporates divider webs within each shade cell to divide the cells into multiple structures, allowing for varying light transmission properties and creating alternating light transmission bands along the height of the shade, which can be tailored to provide unique illumination effects and aesthetic appeal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional cellular shades are used with uniform cell structures, then manufacturing is simple and uniform illumination is achieved, but design options for varying illumination are limited and aesthetic appeal is reduced

Engineering Contradiction:
Improvedesign options for varying illuminationVSAvoidcell structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The shade cell is segmented into multiple compartments using divider webs that extend from the front face to the rear face, dividing each cell into first and second compartments. This segmentation creates different light transmission paths and illumination patterns while maintaining the overall cellular structure's insulating function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the cell are given different qualities by introducing divider webs at specific locations and orientations. The divider webs create local variations in light transmission characteristics, allowing some areas to transmit more light than others, thus achieving varying illumination patterns across the front face.

Inventive Principle:
Principle #3Local quality

2Illumination intensity

If uniform light transmission is provided across the front face, then illumination consistency is maintained, but aesthetic appeal and design variety are limited

Engineering Contradiction:
Improvevarying illumination along front faceVSAvoidcell internal structure
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The cell interior is segmented into multiple compartments using divider webs, creating distinct light transmission zones. This segmentation allows different portions of the front face to exhibit different illumination intensities based on the compartment configuration, material properties, and light path lengths.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The divider webs extend in the depth dimension (from front face to rear face), creating three-dimensional light transmission paths. This dimensional approach allows control over illumination patterns by varying the divider web positioning, orientation, and material properties along the depth of the cell.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9657515B2Cellular shade with divider webs
Publication Date: 2017.05.23 HUNTER DOUGLAS INC
  • US9657515B2 patent drawing
  • US9657515B2 patent drawing
  • US9657515B2 patent drawing

AI summary

An extendable and retractable cellular shade may include a plurality of vertically aligned shade cells and one or more divider webs extending within each shade cells to as to divide the shade cell into two or more cell structures. By adjusting one or more design parameters associated with the cellular shade, the configuration of the shade cells, such as the size and/or shape of the cell structures, and/or the illumination or lighting effects associated with the cellular shade may be specifically tailored to provide a desired aesthetic look or feel for the shade.