Apparel Protective Element with Hook-and-Loop Plate and Foam

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Solution Overview

Problem

Current athletic apparel combinations of foam components and plates provide enhanced protection but lack flexibility and breathability, and often require separate pads for training and competition, which can be cumbersome.

Innovation Solution

The use of a hook-and-loop fastening system to securely attach a semi-rigid plate element to a cushioning element with compressible pads, allowing for adjustable and separable configurations that prioritize comfort, protection, and versatility during athletic activities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If foam components and plates are combined to provide enhanced protection, then protection effectiveness is improved, but flexibility and breathability deteriorate

Engineering Contradiction:
Improveprotection effectivenessVSAvoidflexibility and breathability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The protective element is divided into separate components: a cushioning element with compressible foam pads and a plate element. These segments can be independently configured and attached using hook-and-loop fasteners, allowing the plate to be positioned optimally for protection while the foam provides cushioning. This segmentation enables both rigid protection and flexible comfort zones to coexist without compromising either function.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If separate pads are used for training and competition, then protection levels can be optimized for each activity, but device complexity and ease of operation deteriorate

Engineering Contradiction:
Improveprotection level optimizationVSAvoidnumber of separate pads
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The protective element is designed as a universal system that can function in multiple modes: with the plate attached for competition-level protection, and with the plate removed for training-level comfort. The hook-and-loop fastening system enables quick transformation between these modes, allowing a single base cushioning element to serve both training and competition purposes without requiring completely separate equipment.

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

3Strength

If a semi-rigid plate is attached to cushioning element, then impact force distribution is improved, but ease of manufacture and device complexity worsen

Engineering Contradiction:
Improveimpact force distributionVSAvoidassembly complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

Traditional mechanical fastening systems (screws, clips, or permanent bonding) are replaced with a hook-and-loop fastening system. This substitution allows the plate element to be securely attached to the cushioning element while enabling simple attachment and detachment without specialized tools or complex assembly procedures. The fastening system maintains structural integrity for impact protection while dramatically simplifying manufacturing and user assembly.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

This configuration enhances protection by distributing impact forces effectively while providing breathability, a low overall mass, and launderability, with the ability to customize protection levels and adapt for different athletic activities through separable components.

Implementation Method 1

The plate element has a first part of a hook-and-loop fastening system, and the cushioning element incorporates a second part of the hook-and-loop fastening system. The first part of the hook-and-loop fastening system is joinable to the second part of the hook-and-loop fastening system to secure the plate element to the cushioning element.

Methodology Applied
Scientific EffectHook-and-loop fastening: Velcro

Implementation Method 2

The cushioning element includes a plurality of compressible pads located between the first material layer and the second material layer

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 3

foam components that impart cushioning or otherwise attenuate impact forces

Methodology Applied
Scientific EffectImpact force attenuation: Impact Force

Data Source

PatentUS8713719B2Apparel incorporating a protective element and method of use
Publication Date: 2014.05.06 NIKE INC
  • US8713719B2 patent drawing
  • US8713719B2 patent drawing
  • US8713719B2 patent drawing

AI summary

Protective components may include a plate element and a cushioning element that are secured together with a hook-and-loop fastening system. The cushioning element may include a pair of material layers and a pad or a plurality of pad components located between the material layers. The plate element may include a polymer material and the pad may include a polymer foam material, with the polymer material of the plate element having greater rigidity and density than the polymer foam material of the pad.