Footwear Upper with Transparent Outer Layer and Nested Insert
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Solution Overview
Problem
Current footwear manufacturing methods face challenges in creating high-quality, durable, and environmentally friendly products while achieving a contoured and deconstructed visual effect.
Innovation Solution
The method involves a top-down construction process where an insert is placed between an inner and outer layer of the footwear upper, forming a closed pocket with the outer layer being partially transparent, allowing the insert to be visible and creating a textured appearance without protruding into the foot space.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If an insert is added to create a contoured visual effect, then the aesthetic appearance is improved, but the structural simplicity is worsened
Solution Approach 1:
The insert is nested within a closed pocket formed by the inner and outer layers of the upper. The outer layer protrudes outwardly from the inner layer at the closed pocket, creating a layered nested structure that achieves the contoured visual effect without requiring a complex external form.
Solution Approach 2:
The upper is segmented into distinct components: an inner layer, an outer layer, and an insert. These segmented parts are assembled together to create the desired visual effect, allowing each component to be optimized independently while contributing to the overall aesthetic.
2Shape
If the outer layer is made transparent to showcase the insert, then the visual appeal is improved, but the protection and durability are worsened
Solution Approach 1:
The outer layer is made transparent only at the specific location where the insert is positioned, while other portions of the outer layer maintain their opacity. This local transparency allows the insert to be showcased visually while the rest of the outer layer continues to provide protection and durability.
Solution Approach 2:
The outer layer transitions from an opaque state to a transparent state at the closed pocket area, creating a visual contrast that highlights the insert. This controlled change in transparency (analogous to color changes) achieves the aesthetic goal while maintaining functional integrity elsewhere.
3Shape
If the insert thickness is increased to enhance the contoured appearance, then the visual effect is improved, but the comfort is worsened
Solution Approach 1:
The insert is positioned at a specific location on the upper where it creates the desired contoured appearance, rather than uniformly thickening the entire upper. This localized placement ensures the visual effect is achieved without compromising overall comfort.
Solution Approach 2:
The insert extends outwardly from the inner layer in a radial direction, creating a three-dimensional contoured appearance. This dimensional extension achieves the visual effect without significantly increasing the thickness in the foot-contact direction, thereby maintaining comfort.
Data Source
AI summary
An article of footwear and a method of manufacturing the same is provided. The article comprises an upper having an inner layer and an outer layer coupled to the inner layer, such that the inner layer and the outer layer define a closed pocket therebetween. An insert is disposed in the closed pocket. The outer layer is formed of an at least partially transparent material, such that the insert is at least partially visible through the outer layer. The method comprises placing the insert in a recess defined by the outer layer of the upper, such that the insert abuts an inner surface of the outer layer and positioning the inner layer on the inner surface of the outer layer over the recess and the insert, such that the inner layer and outer layer form the closed pocket at the recess with the insert disposed within the closed pocket.