Dry Fire Training Device for Single Stack Pistols
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Solution Overview
Problem
Existing dry fire training devices for semi-automatic pistols do not effectively address the need for precise muscle memory training, safe on-site home training, and protection of the pistol's firing pin, especially when using single stack ammunition magazines.
Innovation Solution
A dry fire training device that includes a simulated ammunition magazine with an elongate trigger lever and a detente reed, which provides audible and tactile feedback to replicate the firing pin release and reset, while protecting the pistol's firing pin and allowing for easy insertion into a single stack pistol's magazine compartment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If traditional dry fire practice is used without a training device, then the pistol can be practiced without ammunition expenses and safety equipment, but the firing pin is subjected to constant wear and tear from repeated releases without cushioning
Solution Approach 1:
The patent introduces a training device as an intermediary component that fits in the magazine well and provides a cushioning interface between the firing pin and the trigger mechanism. This intermediary structure allows the firing pin to be repeatedly released during dry fire practice without directly impacting hard surfaces, thereby reducing wear while enabling continuous training without ammunition.
2Ease of operation
If known dry fire training systems are used, then some training capability is provided, but they do not effectively address the need for precise muscle memory training and safe on-site home training
Solution Approach 1:
The training device is designed with universal compatibility to work with various single-stack pistol configurations and can be used in multiple training scenarios. It provides multi-functional capabilities including muscle memory training, trigger control practice, and can be deployed in home environments, making it adaptable to different training needs and locations.
3Reliability
If a training device is inserted into the magazine compartment, then realistic dry fire training is enabled, but the device complexity increases
Solution Approach 1:
The training device is segmented into distinct functional components including a cushioning element, a trigger lever mechanism, and a mounting structure. This segmentation allows each component to perform its specific function while keeping the overall design manageable and maintainable, balancing training realism with structural simplicity.
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 enables realistic and repetitive dry fire training with single stack pistols, protecting the firing pin and allowing for safe on-site training, while also being compatible with electronic training systems.
Implementation Method 1
a detente reed that moves between an activated position and a reset position responsive to operative engagement with a detente reed arm of the transfer hub... movement of the detente reed between the activated position and the reset position generates tactile and audible feedback to a user
Implementation Method 2
a detente reed that moves between an activated position and a reset position responsive to operative engagement with a detente reed arm of the transfer hub... generates tactile and audible feedback to a user that replicates a release, and reset of the semi-automatic pistol's firing pin
Data Source
AI summary
Live firing a semi-automatic pistol, resets the firing pin, and the semi-automatic pistol is ready to be fired again. With dry fire practice, the shooter removes a hand from the pistol and ratchets the slide resetting the firing pin to simulate each shot. This invention provides a simulated ammunition magazine that provides realistic muscle training by duplicating the trigger action of normal live fire, the feel and the sound of the release of the firing pin, and the resetting of the trigger for additional trigger activations. There is no firing pin interaction, and no alterations required to the pistol. This dry fire training device is narrow enough to work in single stack pistols.