Golf Shoe Sole Inserts Molded In for Structural Integrity
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Solution Overview
Problem
Conventional golf shoes often require additional labor and resource-intensive steps to integrate inserts into the sole assembly, which can compromise structural integrity and fail to provide the full range of performance characteristics needed for high-performance golfing.
Innovation Solution
A method for fabricating golf shoes with complex internal structures integrated into the sole assembly during fabrication, using a single mold to produce midsoles and outsoles with embedded structures, such as 3D inserts and endoskeletons, optimizing geometry for comfort, torsional stiffness, flex characteristics, and traction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If an insert is placed in the sole assembly after fabrication, then the sole assembly can be modified to provide structural properties, but additional labor, time, and resource-intensive steps are required
Solution Approach 1:
The insert is placed into the mold cavity before the sole assembly material is poured, allowing the insert to be pre-positioned and integrated into the sole assembly structure during the molding process itself, eliminating post-fabrication insertion steps
Solution Approach 2:
The insertion of the insert and the fabrication of the sole assembly are merged into a single molding operation, where both components are formed and integrated simultaneously in one manufacturing step rather than as separate sequential operations
2Reliability
If an insert is placed in the sole assembly after fabrication, then structural properties can be added, but the structural integrity may be compromised if not properly integrated
Solution Approach 1:
The insert is pre-positioned in the mold cavity before sole assembly material is introduced, ensuring proper alignment and integration from the outset, which eliminates the integration problems that arise when inserting components after fabrication
Solution Approach 2:
The molding process parameters (temperature, pressure, curing time) are controlled to ensure proper bonding and integration between the insert and sole assembly material, creating a seamless structural connection that maintains integrity
3Ease of manufacture
If simplistic insert geometries are used, then manufacturing is easier, but the range of performance characteristics is limited
Solution Approach 1:
The insert features complex, optimized geometries with varying structural properties (density, stiffness, flexibility) in different regions to provide multiple performance characteristics simultaneously, while the entire insert remains integrated into a single molding process
Solution Approach 2:
The insert may be constructed from composite materials or multi-layer structures that provide diverse performance characteristics (cushioning, support, flexibility) within a single component, allowing one insert to fulfill multiple functional requirements
Data Source
AI summary
A method for manufacturing an article of footwear, the method comprising: (a) positioning an upper component around a last; (b) aligning the upper component and the last to a midsole mold comprising a cavity region with an upper edge outlining a cross-sectional shape of the cavity region; (c) positioning the upper edge around and along the upper component to form a sealed interface around the upper component; and (d) directing a midsole material into the cavity region to form a midsole component that is attached or coupled to the upper component.