Skate Boot Toe Cap Asymmetry for Anatomical Fit

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Solution Overview

Problem

Existing skate designs often fail to provide a comfortable and performance-enhancing fit for users, particularly in the toe area, due to inadequate accommodation of the foot's anatomy, leading to issues like sliding and movement during skating.

Innovation Solution

The skate boot design incorporates a toe cap with a medial region larger than the lateral region to accommodate the big toe and little toe respectively, with varying heights and peripheries to match the foot's anatomy, and a blade holder with a blade-detachment mechanism for improved fit and skating performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the toe cap is designed with a larger medial region than lateral region to accommodate foot anatomy, then the fit and comfort of the skate boot is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improvefit and comfortVSAvoidtoe cap structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The toe cap is designed with asymmetric geometry where the medial region has a larger internal void than the lateral region, matching the natural asymmetry of human foot anatomy. This allows the big toe to have more space while the little toe region remains more constrained, improving overall fit and comfort without requiring multiple different toe cap designs.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

Different regions of the toe cap are given different internal volumes and heights to match the specific needs of different toe locations. The medial region is designed with greater capacity than the lateral region, providing localized accommodation for the larger big toe versus the smaller little toe, thereby optimizing comfort in specific areas rather than using a uniform design.

Inventive Principle:
Principle #3Local quality

2Stability of the object's composition

If the internal void height decreases from medial region to lateral region, then the support and stability are improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improvesupport and stabilityVSAvoidinternal void dimensions
Core Design Contradiction:
Stability of the object's compositionVSManufacturing precision

Solution Approach 1:

The toe cap employs asymmetric height distribution across its internal void, with the medial region having greater height than the lateral region. This asymmetric design provides enhanced support and stability by creating a more secure fit for the big toe while maintaining appropriate constraint for other toes, all within a single molded component that manages manufacturing precision through integrated design.

Inventive Principle:
Principle #4Asymmetry

3Shape

If the periphery of the toe portion is shaped with medial part taller than lateral part, then the anatomical fit is improved, but the device complexity increases

Engineering Contradiction:
Improveanatomical fitVSAvoidtoe portion geometry
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The periphery of the toe portion is shaped asymmetrically with the medial part extending taller than the lateral part, directly mirroring the asymmetric structure of the human foot. This asymmetric peripheral shaping enhances anatomical fit by providing appropriate clearance and support for the big toe while maintaining proper form for the little toe, all within a single integrated toe cap component.

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS11825908B2Skate
Publication Date: 2023.11.28 BAUER HOCKEY LLC
  • US11825908B2 patent drawing
  • US11825908B2 patent drawing
  • US11825908B2 patent drawing

AI summary

A skate (e.g., an ice skate) for a user (e.g., a hockey player). The skate comprises a skate boot for receiving a foot of the user and a skating device (e.g., a blade and a blade holder) disposed beneath the skate boot to engage a skating surface. The skate boot may be designed to better fit the user's foot and/or enhance skating performance of the user, such as by being shaped in accordance with anatomy of toes of the user's foot and/or enhancing integrity of the skate boot.