Segmented Sole Plate Structure for Footwear Cushioning and Traction
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Solution Overview
Problem
Conventional footwear often lacks improved cushioning systems and structural characteristics, such as sole plates, that enhance comfort and fit, while providing enhanced stability and rigidity.
Innovation Solution
The design incorporates a sole structure with a lower outsole featuring fingers extending outward and downward from an upper outsole, creating spacings that house cushioning members, and includes ground engaging members and ribs for added support and traction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a conventional sole structure is used, then the footwear is simple in construction, but it lacks improved cushioning systems and structural characteristics such as sole plates that enhance comfort and fit
Solution Approach 1:
The sole structure is divided into multiple components including an upper outsole, lower outsole, cushioning members, and ground engaging members. This segmentation allows each component to perform its specific function while collectively providing improved cushioning and stability without overly complicating the overall construction process
Solution Approach 2:
The cushioning members are positioned within spacings formed by the upper and lower outsoles, creating a nested structure where the cushioning elements are housed within the sole assembly. This nesting approach integrates multiple functions into a compact design that maintains manufacturing simplicity
2Reliability
If a sole plate is added to increase rigidity and stability, then cushioning and stability are improved, but the device complexity increases
Solution Approach 1:
The lower outsole serves multiple functions: it provides structural support, houses the cushioning members within its spacings, and incorporates ground engaging members for traction. This multi-functionality reduces the need for separate components, thereby limiting complexity increase while achieving improved stability
Solution Approach 2:
The lower outsole features localized ground engaging members at specific positions to provide traction where needed, rather than uniformly increasing complexity across the entire sole structure. This targeted approach enhances stability without proportionally increasing overall device complexity
3Object-affected harmful factors
If cushioning members are added within spacings of the outsole, then impact severity is reduced, but the manufacturing process becomes more complex
Solution Approach 1:
The upper and lower outsoles are designed with predetermined spacings that are prepared in advance to receive the cushioning members. This preliminary structuring of the outsoles creates ready-made receptacles for the cushioning elements, streamlining the assembly process rather than requiring complex post-manufacturing modifications
4Reliability
If ground engaging members and ribs are added to the lower outsole, then traction and support are enhanced, but the device complexity increases
Solution Approach 1:
The ground engaging members and ribs are integrated into the lower outsole as unified structural features rather than separate attachments. This merging of elements into a single component reduces the number of parts and assembly steps, thereby enhancing traction and support without proportionally increasing device 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 sole structure provides improved cushioning and stability, reducing impact severity on the foot and leg joints, while enhancing traction and providing a spring-like effect during use.
Implementation Method 1
A cushioning member can be provided within the spacing... reducing impact severity on the foot and leg joints
Implementation Method 2
providing a spring-like effect during use
Implementation Method 3
A set of ground engaging members can extend from a bottom surface of the lower outsole... enhancing traction
Data Source
AI summary
A sole structure for an article of footwear with an upper and a top portion attached to the upper. The sole structure can include an outsole with a front portion, a middle portion, and a rear portion. The front portion and the middle portion of the outsole can be attached to the top portion. A front spacing can be defined between the front portion of the outsole and the top portion, and a rear spacing can be defined between the rear portion of the outsole and the top portion. Further, the sole structure can include at least one of a spike, a tooth, or a barb extending from a bottom surface of the outsole.