Hand Grenade Simulator Laser Blast Pattern MILES Training
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Solution Overview
Problem
Current Multiple Integrated Laser Engagement System (MILES) equipment lacks the capability to effectively simulate the use of hand grenades during training exercises, resulting in a lack of realism and hindering war fighter readiness, as previous solutions either failed to replicate the size, feel, or explosive signature of a real hand grenade.
Innovation Solution
A hand grenade simulator with a housing designed to resemble a real hand grenade, equipped with a trigger mechanism, timer, and transmitters that emit signals simulating the blast pattern of a real hand grenade, allowing integration into MILES simulations while maintaining a similar look, weight, and feel.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If an RF emitter is used inside the hand grenade to simulate the omni-directional blast pattern, then the signal can penetrate obstacles, but additional sensors are required on war fighters and the device complexity increases
Solution Approach 1:
The patent replaces the RF electromagnetic field-based system with an optical laser-based system. Instead of using RF emitters and requiring RF sensors on war fighters, the invention uses laser transmitters that emit optical signals detectable by existing MILES sensors, thereby eliminating the need for additional RF sensing equipment while maintaining signal penetration through obstacles via reflective surfaces
Solution Approach 2:
The patent creates an optical copy of the hand grenade's blast pattern detection capability. By using laser transmitters arranged to emit signals in patterns that replicate the omnidirectional nature of a real grenade explosion, the system captures the essential characteristics of grenade engagement without requiring complex RF detection infrastructure
2Volume of moving object
If layered diodes are used to simulate the hand grenade, then the device can be compact, but the size of electronic components prevents replication of the real hand grenade's size, look, and feel
Solution Approach 1:
The patent nests the electronic components (laser transmitters, timer, control circuitry) inside the hollow cavity of a full-size hand grenade housing. This nesting approach allows the compact electronic system to be contained within the larger external dimensions of a realistic hand grenade, achieving both compactness and appearance fidelity simultaneously
Solution Approach 2:
The patent applies different qualities to different parts of the device: the external housing maintains the authentic hand grenade appearance, weight distribution, and surface characteristics, while the internal components are minimized to essential elements (laser diodes, timer circuitry) that occupy only a small portion of the internal volume, allowing the overall device to resemble a real hand grenade
3Device complexity
If previous MILES equipment designs are used, then the device can be simplified, but they prevent the use of small quantities of explosives to replicate the hand grenade's explosive signature
Solution Approach 1:
The patent designs a universal platform that can accommodate different explosive charges while maintaining the same external appearance and electronic control system. The housing contains a removable explosive compartment that can hold various quantities and types of explosives, allowing the same device structure to replicate different hand grenade variants' explosive signatures without requiring different device designs
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 hand grenade simulator enhances the realism of MILES training by accurately simulating the blast pattern and effects of a real hand grenade, providing a more effective and realistic training experience for war fighters.
Implementation Method 1
war fighters use infrared transmitters (e.g., light emitting diodes (LEDs) or lasers) to simulate weapon fire
Implementation Method 2
The hand grenade simulator additionally includes at least one transmitter coupled to the timer. The transmitter is operable to transmit the first signal simulating a hand grenade blast pattern a first amount of time after activation of the trigger mechanism
Data Source
AI summary
A hand grenade simulator includes a hand grenade simulator housing configured to simulate the appearance of a hand grenade. The hand grenade simulator also includes a trigger mechanism coupled to the hand grenade simulator housing. The hand grenade simulator further includes a timer coupled to the trigger mechanism. The hand grenade simulator additionally includes at least one transmitter coupled to the timer. The transmitter is operable to transmit the first signal simulating a hand grenade blast pattern a first amount of time after activation of the trigger mechanism.