Firearm Accessory Junction Box Trigger Control

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Solution Overview

Problem

Current firearms require multiple pressure switches for activating multiple accessories, which are cumbersome, vulnerable to damage, and difficult to control, especially in high-stress situations, as they necessitate the use of the non-shooting hand and can lead to accidental activation.

Innovation Solution

A Picatinny rail-mounted 'junction box' system that allows for selective activation of multiple firearm accessories using a trigger activation switch or button, incorporating a remote activation module and touch detection tab for seamless control without needing to move the hand, ensuring rapid and precise accessory management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple pressure switches are used to activate multiple accessories, then each accessory can be activated independently, but the device complexity increases and the ease of operation deteriorates

Engineering Contradiction:
Improveaccessory activation capabilityVSAvoidoperation simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent combines multiple accessory activation functions into a single integrated switch assembly mounted on the firearm grip. This consolidation allows the shooter to control multiple accessories (flashlight, laser, camera) through one unified interface rather than managing separate switches, thereby maintaining versatility while dramatically simplifying operation during high-stress situations

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If multiple pressure switches are attached to the weapon, then multiple accessories can be controlled, but the reliability decreases due to vulnerability to damage and accidental activation

Engineering Contradiction:
Improveaccessory control capabilityVSAvoidswitch durability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

By integrating multiple switch functions into a single protected assembly mounted on the grip, the system eliminates the vulnerability of multiple exposed switches. The consolidated design reduces the surface area exposed to damage and minimizes the number of independent components that could fail or be accidentally activated

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The switch assembly acts as an intermediary between the shooter's hand and the accessories, providing a controlled interface that prevents direct exposure of sensitive components. This intermediary structure protects the switching mechanisms from environmental damage and accidental activation while maintaining reliable control

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If multiple pressure switches with cords are used, then each accessory can be activated separately, but the device complexity increases and the ease of repair deteriorates

Engineering Contradiction:
Improveindividual accessory activationVSAvoidswitch maintenance
Core Design Contradiction:
Adaptability or versatilityVSEase of repair

Solution Approach 1:

The patent consolidates multiple switch mechanisms into a single integrated assembly, reducing the number of separate components that require maintenance. This unified design simplifies repair procedures by reducing the number of independent systems that need to be serviced while preserving the ability to control multiple accessories individually

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9488436B2System, apparatus and circuits for tactical rail accessory management
Publication Date: 2016.11.08 ABST TERRILL LUIS
  • US9488436B2 patent drawing
  • US9488436B2 patent drawing
  • US9488436B2 patent drawing

AI summary

A system, apparatus and circuits for managing one or more electrically powered accessories attached to a firearm having a rail configured for mounting the one or more accessories. The system includes a control module having a housing for fastening the control module to the firearm, a plurality of jacks configured to receive one or more control cords of the one or more accessories and a switch configured to allow selective operation of the one or more accessories. The system may further include a remote activation module and touch detection tab for operating the accessories from a location remote from the control module.