Modular Trigger Control Unit for Firearm Compatibility

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Solution Overview

Problem

Current modular systems for firearms are proprietary, limiting customization as they only function with specific grip frames and slide assemblies, restricting compatibility across different sizes, colors, and calibers.

Innovation Solution

A modular trigger control unit designed to be removably installed on various grip frames and slide assemblies, featuring a trigger pin and slide rails, allowing it to be secured to the grip frame and enabling compatibility with different firearm configurations, including different sizes, colors, and calibers, while displaying the firearm's serial number.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If proprietary modular systems are used for firearms, then fire control units can be designed to function with specific grip frames and slide assemblies, but compatibility across different sizes, colors, and calibers is restricted

Engineering Contradiction:
ImprovecompatibilityVSAvoidproprietary system design
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The trigger control unit is designed with a universal interface that can be installed on multiple grip frame configurations and work with different slide assemblies. The unit incorporates standardized mounting features including trigger pins, slide rails, and grip frame attachment points that accommodate various firearm configurations without requiring proprietary adapters or modifications.

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

2Adaptability or versatility

If a trigger control unit is designed to work with multiple grip frames and slide assemblies, then customization options are enhanced, but the device must accommodate varying sizes, colors, and calibers

Engineering Contradiction:
ImprovecustomizationVSAvoidmulti-configuration design
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The trigger control unit is divided into distinct functional segments including the trigger mechanism housing, trigger pin assembly, slide rail components, and grip frame attachment elements. Each segment is designed as an independent module that can be manufactured separately and assembled, allowing for easier customization and adaptation to different firearm configurations while maintaining overall system integrity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10837727B2Modular trigger control unit for firearms
Publication Date: 2020.11.17 STRIKE IP LLC
  • US10837727B2 patent drawing
  • US10837727B2 patent drawing
  • US10837727B2 patent drawing

AI summary

Various examples of a modular trigger control unit for firearms are described. The trigger control unit can be removably installed on a grip frame and installed between the grip frame and a slide assembly of a semi-automatic firearm. The trigger control unit includes at least a trigger pin and a trigger pivotable around the trigger pin when pulled. In response to the trigger being pulled by a user when the trigger control unit is installed between the grip frame and the slide assembly, a firing pin lug of a striker-firing mechanism in the slide assembly is released thereby allowing a striker of the striker-firing mechanism to move forward with respect to the slide assembly. Moreover, the trigger control unit is secured to the grip frame at least by the trigger pin such that removal of the trigger control unit from the grip frame requires removal of the trigger pin.