Single-Component Shoe Insert with Airflow Holes for Structural Support

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Solution Overview

Problem

Shoe trees and inserts are overly complex, heavy, and inhibit airflow, leading to excessive moisture, odor, and material degradation in shoes.

Innovation Solution

A single-component shoe insert with a rigid structure, featuring a grip portion, airflow holes, and curved surfaces that engage with the shoe's inner and outer sides to provide support and enhance airflow, preventing moisture and odor buildup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If traditional shoe trees and inserts are used to provide structural support, then the shoe maintains its shape, but the insert becomes overly complex and heavy

Engineering Contradiction:
Improveshoe shape maintenanceVSAvoidinsert complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The insert is divided into distinct functional zones: a head portion with upper opening for airflow, a body portion with multiple airflow holes distributed throughout, and a tail portion. This segmentation allows each zone to perform its specific function while keeping the overall structure simple and lightweight.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention extracts the essential function of structural support from complex multi-component traditional inserts and implements it through a single simplified component. The complex mechanisms, adjustable elements, and multiple parts are removed, retaining only the necessary support and airflow functions.

Inventive Principle:
Principle #2Taking out (Extraction)

2Stability of the object's composition

If traditional shoe trees and inserts are used to provide structural support, then the shoe maintains its shape, but the insert becomes heavy

Engineering Contradiction:
Improveshoe shape maintenanceVSAvoidinsert weight
Core Design Contradiction:
Stability of the object's compositionVSWeight of moving object

Solution Approach 1:

The insert body incorporates numerous airflow holes distributed throughout its structure, creating a porous design that reduces material usage and weight while maintaining structural integrity. The porous structure allows air passage without requiring additional heavy components for ventilation.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

By removing unnecessary materials and complex components from traditional inserts, the invention achieves weight reduction while preserving the essential shape-maintenance function through the simplified single-component design.

Inventive Principle:
Principle #2Taking out (Extraction)

3Stability of the object's composition

If traditional shoe trees and inserts are used, then structural support is provided, but airflow is inhibited leading to excessive moisture and odor

Engineering Contradiction:
Improveshoe structural supportVSAvoidmoisture and odor buildup
Core Design Contradiction:
Stability of the object's compositionVSObject-generated harmful factors

Solution Approach 1:

The insert features a porous structure with multiple airflow holes of varying sizes distributed throughout the body, enabling continuous air circulation through the insert and into the shoe interior. This porous design actively prevents moisture accumulation and odor buildup while maintaining structural support.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The single-component insert simultaneously performs multiple functions: providing structural support to maintain shoe shape, enabling airflow through its porous structure with upper opening and body holes, and preventing moisture and odor accumulation. This multi-functionality eliminates the need for separate ventilation components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Stability of the object's composition

If traditional shoe trees and inserts are used, then some support is provided, but the complexity leads to unnecessary material degradation

Engineering Contradiction:
Improveshoe structural supportVSAvoidinsert structure complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The insert is segmented into functional zones (head with upper opening, body with airflow holes, tail) that collectively provide comprehensive structural support throughout the shoe, eliminating the need for complex multi-component systems while preventing material degradation through proper airflow.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention extracts and eliminates the unnecessary complexity from traditional inserts, retaining only the essential structural support and airflow functions. This simplification reduces the risk of material degradation by removing complex mechanisms that may trap moisture or require maintenance.

Inventive Principle:
Principle #2Taking out (Extraction)

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 shoe insert offers structural support while promoting breathability, reducing moisture and odor issues, and extending the shoe's lifespan by allowing air to flow through the shoe, thus maintaining the shoe's material integrity.

Implementation Method 1

Airflow holes spread sporadically throughout the shoe insert's body enables air to flow through the shoe insert and engage the shoe to provide breathability

Methodology Applied
Scientific EffectAirflow: Convection

Data Source

PatentUS20240398058A1Insert for Supporting and Aerating a Shoe Structure
Publication Date: 2024.12.05 KINGSLAND SHOE PROJECT LLC
  • US20240398058A1 patent drawing
  • US20240398058A1 patent drawing
  • US20240398058A1 patent drawing

AI summary

A shoe insert is configured as a single component with a specifically-configured shape that provides internal shoe structural support while enhancing airflow within the shoe. The shoe insert is comprised of a rigid structure, such as plastic, that engages with the inner and outer sides of the shoe to provide sufficient support. The shoe insert's inner and outer sides, which engage with the shoe's inner and outer sides, have a grip portion with an upper opening substantially positioned at the shoe's ankle opening. This upper opening enables air to flow therethrough and provide breath to the shoe's interior cavity. Airflow holes spread sporadically throughout the shoe insert's body enables air to flow through the shoe insert and engage the shoe to provide breathability, thereby preventing moisture, mold, and stench.