Pixelated Seating Structure for Localized Ergonomic Load Support
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Solution Overview
Problem
Conventional seating structures often fail to adequately support localized body shape irregularities, leading to discomfort despite advancements in providing general comfort and support for a wide range of body shapes and sizes.
Innovation Solution
A suspended pixelated seating structure comprising multiple cooperative layers, including a macro compliance layer, micro compliance layer, and load support layer, utilizing independent elements such as pixels, springs, and tensile expansion members to provide customized support and comfort by conforming to non-uniform shapes and loads.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a seating structure is designed to conform to general body shapes, then global comfort is improved, but localized discomfort from body irregularities occurs
Solution Approach 1:
The seating structure is divided into multiple independent load-bearing elements (pixels) arranged in an array. Each pixel acts as an independent support unit that can deflect and conform to localized body irregularities without affecting adjacent pixels. This segmentation allows the seating structure to simultaneously provide global support while adapting to local variations in body shape.
Solution Approach 2:
Each pixel in the array is designed with specific load-bearing characteristics that can be independently optimized. The pixels may have varying stiffness, deflection ranges, or structural configurations to match different regions of the body. This local quality enhancement allows each pixel to specifically address the support needs of the underlying body region while maintaining overall structural integrity.
2Object-affected harmful factors
If independent load-bearing elements are used to adapt to localized irregularities, then localized comfort is improved, but structural complexity increases
Solution Approach 1:
Multiple independent pixels are merged into a unified seating structure through a common support framework. The pixels are interconnected or mounted on shared rails, allowing them to function independently while forming a cohesive unit. This merging approach maintains the benefits of independent load-bearing elements while reducing overall structural complexity compared to fully separate components.
Solution Approach 2:
The pixel design incorporates multiple functions within a single element: load bearing, deflection for comfort, and potential adjustability. Each pixel serves as both a structural support element and a comfort-adaptation mechanism, eliminating the need for separate components for each function and thereby reducing overall structural complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The structure effectively maximizes global comfort and support while adapting to localized irregularities, ensuring optimal load distribution and reducing fatigue and discomfort across various body shapes and sizes.
Implementation Method 1
The micro compliance layer includes multiple spring elements supported by the multiple primary support rails. The multiple spring elements each include a top and a deflection member. Each of the multiple spring elements may independently deflect under a load
Implementation Method 2
The macro compliance layer may also include multiple tensile expansion members which may include an aligned material to facilitate deflection of the macro compliance layer when a load is imposed
Data Source
AI summary
A suspended pixelated seating structure provides ergonomic, adaptable seating support. The suspended pixelated seating structure includes multiple cooperative layers to maximize global comfort and support while enhancing adaptation to localized variations in a load, such as in the load applied when a person sits in a chair. The cooperative layers each use independent elements such as pixels, springs, support rails, and other elements to provide this adaptable comfort and support. The suspended pixelated seating structure also uses aligned material to provide a flexible yet durable suspended seating structure. Accordingly, the suspended pixelated seating structure provides maximum comfort for a wide range of body shapes and sizes.