Single-Track Stacking Panels for Stable Window Covering Alignment

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Solution Overview

Problem

Existing vertically hanging paneled coverings for architectural openings, such as doors and windows, lack efficient mechanisms for stacking and unstacking panels without sagging or folding, and do not provide a seamless transition between open and closed positions, affecting aesthetics and functionality.

Innovation Solution

A single-track stacking panel covering system with a headrail and panels that are slidably attached, allowing panels to overlap and stack neatly when opening or closing, using a rod to manage the movement and incorporating curved or convex panels for aesthetic appeal, with optional motorized or manual operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If panels are made slidable on a single track for stacking, then ease of operation is improved, but panel stability and alignment may worsen due to potential sagging or folding

Engineering Contradiction:
Improveease of operationVSAvoidpanel stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The panel system is divided into multiple discrete panels that can independently slide along the track while maintaining individual structural integrity. Each panel acts as a separate unit with its own support mechanism, allowing the system to achieve both ease of operation through independent movement and stability through segmented construction that prevents cumulative sagging or folding issues.

Inventive Principle:
Principle #1Segmentation

2Shape

If panels overlap and stack neatly when opening, then aesthetics are improved, but device complexity increases due to the stacking mechanism

Engineering Contradiction:
ImproveaestheticsVSAvoiddevice complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The stacking mechanism merges the aesthetic function of neat panel arrangement with the operational function of panel movement along a single track. By combining these functions into a unified system where panels naturally overlap and stack during their sliding motion, the design achieves pleasing aesthetics without requiring separate complex stacking apparatus, thereby limiting the increase in device complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If a rod is used to manage panel movement, then control precision is improved, but ease of operation may worsen due to manual rod manipulation

Engineering Contradiction:
Improvecontrol precisionVSAvoidease of operation
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The rod serves as an intermediary control element that translates user input into precise panel positioning. By introducing this intermediate mechanical component, the system achieves control precision through the rod's guided movement while maintaining ease of operation through simple rotational or linear input motions that are more intuitive than direct panel manipulation.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Shape

If curved or convex panels are used for aesthetic appeal, then shape quality is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveshape qualityVSAvoidease of manufacture
Core Design Contradiction:
ShapeVSEase of manufacture

Solution Approach 1:

The adoption of curved or convex panel designs directly applies the spheroidality principle to achieve aesthetic appeal through non-linear shapes. These curved forms create visually appealing convex surfaces that enhance the overall appearance of the panel system while the curvature itself becomes an integral part of the panel structure, potentially simplifying manufacturing compared to assembling multiple flat segments.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Data Source

PatentUS8256490B2Single track stacking panel covering for an architectural opening
Publication Date: 2012.09.04 HUNTER DOUGLAS INC
  • US8256490B2 patent drawing
  • US8256490B2 patent drawing
  • US8256490B2 patent drawing

AI summary

A stacking panel covering for an architectural opening includes a headrail and a plurality of suspended from the headrail. The panels form an overlapped stack at one end of the headrail when the stacking panel covering is opened, and cover the architectural opening when the stacking panel covering is closed. The panels are piggybacked on those adjacent thereto, so that they stack, one behind the next, when the stacking panel covering is opened, and so that each pulls the next adjacent thereto as the stacking panel covering is being closed. The panels themselves may be planar, or convexly curved in a horizontal direction and substantially straight in a vertical direction.