Tactical Light and Sound Deterrent Device

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Solution Overview

Problem

Current flash bang grenades are not cost-effective and pose safety risks due to their destructive nature, especially in flammable environments, and lack a reusable platform for disorienting hostile forces effectively.

Innovation Solution

The development of a tactical light and sound device utilizing high-powered LEDs and a piezoelectric speaker to create a non-destructive, reusable platform for disorienting hostile forces, featuring a shock-resistant housing, rechargeable power supply, and a control component for controlling the visual and audio outputs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If flash bang grenades are used to disorient hostile forces, then the disorienting effect is achieved, but the device is destructive and unsafe in flammable environments

Engineering Contradiction:

ImprovesafetyVSAvoiddestructive nature

Core Design Contradiction:

ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent replaces the mechanical/chemical explosive system of traditional flash bang grenades with an electronic system using high-powered LEDs and a piezoelectric speaker. This substitution eliminates the destructive explosive charge while maintaining the disorienting light and sound effects, making the device safe for use in flammable environments.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The invention extracts and removes the explosive charge component from the traditional flash bang grenade design. By taking out the destructive explosive element and retaining only the light and sound generation components (LEDs and speaker), the device achieves its disorienting function without the harmful destructive effects.

Inventive Principle:

Principle #2Taking out (Extraction)

2Productivity

If flash bang grenades are used to disorient hostile forces, then the disorienting effect is achieved, but the device cannot be reused

Engineering Contradiction:

ImprovereusabilityVSAvoiddestructive detonation system

Core Design Contradiction:

ProductivityVSObject-generated harmful factors

Solution Approach 1:

The patent replaces the single-use mechanical explosive system with a rechargeable electronic system. The high-powered LEDs are driven by rechargeable battery cells with a charging circuit, and the piezoelectric speaker is electrically powered, enabling multiple uses without replacement.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The invention implements energy recovery and reuse through rechargeable battery cells and a charging circuit. Instead of discarding the power source after single use, the system recovers energy by recharging the batteries, enabling sustained operational capability.

Inventive Principle:

Principle #34Discarding and recovering

3Illumination intensity

If high-powered LEDs are used to blind hostile forces, then the visual hindrance effect is improved, but the device requires a robust power supply system

Engineering Contradiction:

Improvelight outputVSAvoidpower supply system

Core Design Contradiction:

Illumination intensityVSDevice complexity

Solution Approach 1:

The patent employs rechargeable battery cells that serve multiple functions: powering the high-powered LEDs for light output, powering the piezoelectric speaker for sound output, and providing a rechargeable energy reservoir. This multi-functional power system reduces overall device complexity despite the high energy demands.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention replaces complex mechanical power transmission systems with streamlined electronic power delivery. The rechargeable battery cells with electronic charging circuits provide efficient power management for the high-powered LEDs, reducing mechanical complexity while maintaining high illumination intensity.

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

The device effectively disorients hostile forces with intense light and sound, providing a safer and more cost-effective reusable option for tactical situations, while withstanding impacts and maintaining functionality in harsh environments.

Implementation Method 1

The disclosed devices utilize high powered light-emitting diodes (LED) to severely hinder the sight of, and in some cases temporarily blind, hostile forces

Methodology Applied

Scientific EffectLight-emitting diode (LED): Light Emitting Diode

Implementation Method 2

The device utilizes a 36 mm diameter micro-speaker, which may be a piezoelectric speaker, contained within the housing. The speaker may produce over 130 decibels at a distance of 1 meter or more

Methodology Applied

Scientific EffectPiezoelectric effect: Piezoelectric Effect

Data Source

PatentUS10184760B2Tactical deterrent devices

Publication Date: 2019.01.22 DURENDAL LLC

AI summary

An apparatus has a lens. A frame has a gasket for receiving the lens and a shock-resistant housing is secured about the frame. A visual output element is disposed proximate the lens and an audio output element is disposed within the housing. A control component with a power source is provided for controlling at least one of the visual output element and the audio output element.