Interlocking Riot Shield S-Latch Barrier Integrity

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Solution Overview

Problem

Existing riot shields are vulnerable at junctions when officers become incapacitated, allowing rioters to breach the line and cause chaos.

Innovation Solution

An interlocking riot shield design featuring a main body with a lighting system, ballistic protection, and an S-shaped latch connection for coupling with adjacent shields, providing enhanced protection and the ability to remain impenetrable even if one officer is incapacitated.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional riot shields are used without interlocking mechanisms, then the shield structure remains simple and easy to manufacture, but the junctions between shields become vulnerable when officers are incapacitated

Engineering Contradiction:
Improvebarrier integrityVSAvoidshield structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple riot shields into a unified interlocking system where adjacent shields connect through coupling mechanisms (latches, clips, or interlocking edges) to form a continuous barrier. This merging ensures that when one officer is incapacitated, the connected shields maintain the protective wall integrity, directly resolving the vulnerability at junctions while adding controlled complexity to the shield structure.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If riot shields are coupled together to form an impenetrable line, then protection against breach is improved, but the complexity of deployment and operation increases

Engineering Contradiction:
Improveprotective barrierVSAvoiddeployment complexity
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The coupling mechanism is divided into discrete, modular components such as individual latches, clips, or interlocking edges that can be independently engaged and disengaged. This segmentation allows officers to quickly connect and disconnect shields without complex manual operations, maintaining ease of deployment while achieving strong interlocked protection. Each segment can be operated independently, simplifying the overall deployment process despite the enhanced protective barrier.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11519699B1Interlocking riot shield
Publication Date: 2022.12.06 KISSINGER BRANDON L D
  • US11519699B1 patent drawing
  • US11519699B1 patent drawing
  • US11519699B1 patent drawing

AI summary

An interlocking riot shield comprises a traditional riot shield having a pair female spring-loaded locks on a first shield vertical edge and a pair of male spring-loaded locks on a second shield vertical edge. Each riot shield is configured to join to an identical riot shield when the male edge interacts with the female edge. A pair of interlocked riot shields may be disengaged by means of the spring-loaded mechanism.