Autonomous Mobile Target for Flexible Live Fire Training

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Solution Overview

Problem

Traditional live fire training environments with moving targets are costly and time-consuming to install and reconfigure, and require extensive maintenance, especially when damage occurs, due to the need for physical infrastructure like earth berms and fixed rails.

Innovation Solution

Deployable robotic targets with GPS positioning, collision avoidance systems, and armor, which can move in two directions and appear to face the direction of travel, allowing for flexible placement and operation from a vehicle, reducing the need for extensive setup and maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional fixed rail target systems are installed with earth berms, then targets can move reliably on fixed rails, but installation becomes time-consuming and costly, and reconfiguration is difficult

Engineering Contradiction:
Improvetarget movement reliabilityVSAvoidinstallation and reconfiguration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The target system transitions from static fixed rails to dynamic self-propelled targets that can move autonomously on their own wheels. The targets are no longer constrained to fixed rail paths but can dynamically reposition themselves anywhere in the training area, enabling flexible reconfiguration without physical infrastructure changes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mechanical rail guidance system is replaced with electronic control and GPS positioning. Targets use onboard motors and wheel assemblies for self-locomotion, substituting the heavy mechanical rail infrastructure with lightweight autonomous mobile platforms controlled by electronic signals.

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

2Adaptability or versatility

If traditional fixed rail target systems are installed, then targets can be positioned at various distances, but the entire range must be cleared for maintenance of damaged targets

Engineering Contradiction:
Improvetarget positioning flexibilityVSAvoidtraining throughput
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The target system is segmented into multiple independent autonomous units, each capable of independent operation and maintenance. When one target requires maintenance, others continue operating independently, eliminating the need to clear the entire range and maintaining training productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Target positions are changed dynamically through electronic control parameters rather than physical reconfiguration. Targets can be remotely instructed to move to different positions and distances, maintaining positioning flexibility without requiring physical access to the range for setup changes.

Inventive Principle:
Principle #35Parameter changes

3Loss of time

If moveable targets are deployed from a vehicle, then setup time and costs are reduced, but the vehicle must be positioned in the region of the firing position

Engineering Contradiction:
Improvesetup timeVSAvoiddeployment system complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The deployment vehicle serves multiple functions: it transports targets to the range, positions them at appropriate distances, and can retrieve them for maintenance. This multi-functional approach consolidates several operations into a single platform, managing complexity through functional integration rather than adding separate systems.

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

Data Source

PatentEP3262371B1A method of providing a live fire training environment and a moveable target for use with such a method
Publication Date: 2020.04.29 MARATHON ROBOTICS
  • EP3262371B1 patent drawingFigure 1
  • EP3262371B1 patent drawingFigure 2~3
  • EP3262371B1 patent drawingFigure 4

AI summary

Methods and systems for providing a live fire training environment are described, the methods including the steps of: providing a number of moveable targets, the targets being arranged to move across a ground surface; introducing the targets into a live fire training area, the live fire training area having at least one firing position where participants take up position to fire at the targets; and instructing the targets to commence repeated movements in a generally side to side fashion with respect to the at least one firing position.