Golf Insole Air Feedback and Foam Zoning for Weight Shift

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Solution Overview

Problem

Existing golf shoe insoles fail to provide dynamic feedback and strategic support to guide proper weight shift, balance, and foot mechanics during the golf swing, leading to swing flaws and potential injuries due to insufficient proprioception and ankle/hip immobility.

Innovation Solution

A golf shoe insole with a dynamic air system and strategically placed foam layers that pronate and supinate the foot, assist in dorsi and plantar flexion, and provide instant feedback to enhance proprioception, guiding kinematically proper weight shifts and foot mechanics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If standard foam shoe insoles are used, then comfort is provided, but proprioception and ground feel are dampened

Engineering Contradiction:
ImprovecomfortVSAvoidproprioception and ground feel
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The insole is divided into multiple foam sections (first foam section, second foam section, third foam section) with different densities and heights, each serving specific functional zones. This segmentation allows different areas to provide different levels of support and feedback, maintaining comfort while preserving proprioception through strategic firmness variations rather than uniform cushioning.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different foam sections are assigned different densities and heights tailored to specific foot zones. The first foam section (heel) has different properties than the second (midfoot) and third (forefoot) sections. This local quality variation provides targeted support where needed while maintaining ground feel in areas requiring sensitivity, resolving the contradiction between comfort and proprioception.

Inventive Principle:
Principle #3Local quality

2Reliability

If foam sections of varying heights and densities are strategically placed, then proper weight shift and foot mechanics are guided, but device complexity increases

Engineering Contradiction:
Improveweight shift and foot mechanics guidanceVSAvoidinsole structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The insole is segmented into three distinct foam sections with varying heights and densities, each targeting specific foot mechanics. This segmentation provides reliable guidance for weight shift and foot movement through localized support zones rather than requiring complex mechanical systems, achieving reliability through material and structural variation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The foam sections vary in physical parameters (height, density) to provide different levels of support. By changing these material parameters across different zones, the insole guides proper foot mechanics and weight shift without adding mechanical complexity, using material properties instead of mechanical mechanisms.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If the insole provides dynamic feedback through air movement and foam placement, then swing performance is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveswing performanceVSAvoidinsole production
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The insole is manufactured as segmented foam sections that can be produced using standard foam molding techniques. Each section (heel, midfoot, forefoot) can be molded separately or as a multi-density piece, leveraging existing manufacturing capabilities rather than requiring complex assembly processes, thus maintaining ease of manufacture while achieving dynamic feedback functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention achieves dynamic feedback by varying foam density and height parameters during the molding process, which are standard controllable parameters in foam manufacturing. This approach integrates the dynamic feedback functionality into the manufacturing process itself rather than requiring post-production assembly of complex components, maintaining ease of manufacture.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20260041189A1Golf Shoe Insole with Dynamic Feedback for Improved Swing Kinetics
Publication Date: 2026.02.12 PURCELL WAYNE A
  • US20260041189A1 patent drawing
  • US20260041189A1 patent drawing
  • US20260041189A1 patent drawing

AI summary

A golf shoe insole comprising a foam layer with an elevated outer edge and varying height foam sections, and a foam layer for air dispersion. The elevated edge maintains the foot inverted during backswing and applies pressure during forward swing. The foam sections transfer pressure from anterior to posterior foot regions during the swing. The air dispersion layer directs air to provide dynamic feedback, facilitating proper weight shift. The insole conforms to USPTO requirements by applying pressure and feedback to guide the golfer's foot, enabling synced movements and increased power while reducing pain, thereby improving overall golf swing performance.