Dynamic Armor Ballistic Deflection

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Solution Overview

Problem

Conventional armor technologies are inadequate in providing comprehensive protection against multiple strikes in the same zone, as they often rely on excessive weight, undersized or under-strengthened materials, and limited capabilities against various threats, including projectiles and explosive charges.

Innovation Solution

The development of dynamic armor systems that incorporate a first surface layer, an absorbing filler layer, and a force-absorbing material, which can move and deform upon impact to dissipate and redirect projectile forces, utilizing segmented zones and deflection materials to enhance protection and reduce weight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If steel is used in traditional armor applications to provide protection, then protection capability is improved, but weight increases excessively

Engineering Contradiction:
Improveprotection capabilityVSAvoidweight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent employs composite materials consisting of a flexible substrate with distributed ballistic particles and a binder system. This composite structure provides protection against projectiles while maintaining significantly reduced weight compared to traditional solid steel armor, as the distributed particle structure offers ballistic resistance without requiring the mass of solid metal plates.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The patent utilizes materials with variable properties that change in response to impact. The binder system and flexible substrate are designed to deform and absorb impact energy dynamically, changing their mechanical properties during the impact event to optimize protection while maintaining flexibility and weight efficiency in the non-impact state.

Inventive Principle:
Principle #35Parameter changes

2Strength

If armor is designed to withstand a single strike in a particular region, then protection against single strike is improved, but multiple strikes in the same zone represent an unprotected threat

Engineering Contradiction:
Improveprotection against single strikeVSAvoidprotection against multiple strikes
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The armor system divides the protective structure into numerous small ballistic particles distributed across the flexible substrate. This segmentation allows each particle to independently absorb and dissipate impact energy, and after impact, the flexible substrate enables particles to return to their original positions, providing reliable protection against multiple strikes in the same zone.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs a dynamic system where the flexible substrate and binder allow ballistic particles to move and deform during impact, then return to their original configuration. This dynamic response enables the armor to reset after each impact event, maintaining protection capability against multiple strikes without the degradation seen in static armor systems.

Inventive Principle:
Principle #15Dynamics

3Strength

If explosive charges and smart armor techniques are employed to engage anticipated projectile, then protection against anticipated threat is improved, but multiple strike capabilities are severely limited

Engineering Contradiction:
Improveprotection against anticipated projectileVSAvoidmultiple strike capabilities
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The armor system is passive and self-serviceing, requiring no external power sources, sensors, or active control systems. The ballistic particles and flexible substrate automatically respond to any impact regardless of whether it was anticipated, providing reliable protection against multiple strikes without the complexity and limitations of active smart armor systems.

Inventive Principle:
Principle #25Self-service

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 dynamic armor system effectively absorbs and redirects projectile forces, providing enhanced protection against multiple strikes while minimizing weight and maintaining functionality, thus addressing the limitations of conventional armor technologies.

Implementation Method 1

incorporate a first surface layer, an absorbing filler layer, and a force-absorbing material, which can move and deform upon impact to dissipate and redirect projectile forces

Methodology Applied
Scientific EffectKinetic energy dissipation through deformation: Deformation

Data Source

PatentUS20110271824A1Dynamic armor
Publication Date: 2011.11.10 RAYTHEON CO
  • US20110271824A1 patent drawing
  • US20110271824A1 patent drawing
  • US20110271824A1 patent drawing

AI summary

Methods and apparatus for ballistic shielding and protective armor; and more particularly, representative and exemplary embodiments of the present invention generally relate to improved methods and systems for ballistic deflection and protection through dynamic armor and/or the like.