Foldable Shoe Hinge and Magnetic Retention

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Solution Overview

Problem

People often wear uncomfortable shoes to events due to the inconvenience of carrying a second pair, as traditional shoes are bulky and difficult to store or transport compactly.

Innovation Solution

A foldable shoe design featuring a hinge mechanism that allows the shoe to fold from a wearable position to a compact position, utilizing magnetic connections or sliding components to facilitate easy storage and transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional shoes are designed for comfort and support, then they provide good wearing experience, but they become bulky and difficult to store or transport

Engineering Contradiction:
Improvewearing comfortVSAvoidshoe size
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The shoe is divided into separate sections (heel section, toe section, upper section) that can be independently folded relative to each other. The hinge mechanism allows these segments to collapse into a compact configuration while maintaining structural integrity and comfort features when worn.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The shoe transitions from a static rigid structure to a dynamic foldable structure. The hinge mechanism enables the shoe to change its configuration between a wearable state (providing comfort and support) and a compact storage state (reducing volume for portability).

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If shoes are made rigid for structural support, then they maintain shape and provide stability, but they cannot be folded for compact storage

Engineering Contradiction:
Improvestructural stabilityVSAvoidfolding capability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The shoe structure is segmented into multiple sections connected by hinges, allowing each segment to maintain its rigid shape for stability while the overall structure can fold for compact storage. The heel section, toe section, and upper section can each retain their structural integrity independently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hinge mechanism acts as an intermediary element between rigid shoe sections. It allows the rigid segments to remain stable when worn while enabling the entire shoe to fold into a compact configuration for storage, bridging the contradiction between rigidity and foldability.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a second pair of shoes is carried for comfort during events, then wearing comfort is improved, but portability and convenience deteriorate due to bulkiness

Engineering Contradiction:
Improvewearing comfortVSAvoidportability
Core Design Contradiction:
Ease of operationVSWeight of moving object

Solution Approach 1:

The foldable shoe design allows a second pair of shoes to be collapsed into a compact form that can fit within a pocket or small bag, making it feasible to carry an extra pair for comfort without significantly increasing the weight or bulk carried by the user.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The shoe collapses from a three-dimensional extended form (when worn) to a compact folded form (for carrying). This dimensional transformation allows the second pair of shoes to occupy minimal space, enabling users to carry them conveniently without the burden of traditional shoe bulkiness.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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

Enables the shoe to be compactly stored and transported, addressing the issue of bulkiness and discomfort by allowing users to change into more comfortable shoes without the hassle of carrying an extra pair.

Implementation Method 1

a hinge connects to the first sole section and the second sole section. The hinge is configured to fold the foldable shoe from a first position, in which the foldable shoe is configured to be worn, to a second position, in which either the first outsole section and second outsole section fold toward one another or the first footbed and second footbed fold toward one another

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Implementation Method 2

A first magnetic material is disposed in the first sole section and a second magnetic material disposed in the second sole section, the first magnetic material and second magnetic material creating a magnetic connection to retain the foldable shoe in the first position or the second position

Methodology Applied
Scientific EffectMagnetic connection: Magnetism

Data Source

PatentUS11484088B2Foldable shoe
Publication Date: 2022.11.01 CASSIDY RAY LLC
  • US11484088B2 patent drawing
  • US11484088B2 patent drawing
  • US11484088B2 patent drawing

AI summary

A foldable shoe includes a first sole section located under the ball of a wearer's foot including a first outsole portion and a first footbed. The foldable shoe further includes a second sole section located under the heel of a wearer's foot, the second sole section including a second outsole portion and a second footbed. An upper section extends from the first sole section, and a hinge is connected to the first sole section and the second sole section and is configured to fold the foldable shoe from a first position, to be worn, to a second position, for storage. A first magnetic material disposed in the first sole section and a second magnetic material disposed in the second sole section creates a magnetic connection to retain the foldable shoe in first position or second position.