Modular Firearm Sight Mounting System With Interchangeable Adapter Plates

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Solution Overview

Problem

Third-party firearm sight systems require proprietary mounting systems, increasing complexity and time for users to install and exchange different sight systems on firearms with accessory rails.

Innovation Solution

A modular firearm sight mounting system that allows quick installation and exchange of third-party sight systems on firearms with accessory rails, using a clamp and base system with interchangeable adapter plates to accommodate various sight configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If proprietary mounting systems are used for each third-party sight system, then the sight can be securely mounted to the firearm, but the complexity of the mounting system increases and the time required to install and exchange sights increases

Engineering Contradiction:
Improvesecure mountingVSAvoidmounting system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The clamp assembly is designed as a universal mounting system that can accommodate multiple different sight systems through interchangeable adapter plates. The clamp body with polygonal cavity engages with the rail, while various adapter plates with different configurations (e.g., different hole patterns, mounting interfaces) allow the same clamp to securely mount different third-party sight systems, eliminating the need for proprietary mounting systems for each sight type.

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

Solution Approach 2:

The mounting system is divided into separable components: a reusable clamp assembly and interchangeable adapter plates. The adapter plate serves as an intermediate component that interfaces between the universal clamp and the specific sight system, allowing users to exchange only the adapter plate when changing sights, rather than replacing the entire mounting system.

Inventive Principle:
Principle #1Segmentation

2Reliability

If proprietary mounting systems are used for each third-party sight system, then the sight can be securely mounted to the firearm, but the time required to install and exchange sights increases

Engineering Contradiction:
Improvesecure mountingVSAvoidinstallation and exchange time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The adapter plates are pre-configured with specific mounting patterns and interfaces designed for particular sight systems. Users can prepare the appropriate adapter plate in advance for the sight they intend to install, and simply swap the adapter plate when changing sights, significantly reducing installation and exchange time while maintaining secure mounting.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If a standardized mounting system is used to accommodate various sight configurations, then the ease of operation and interchangeability of sights improves, but the device complexity increases due to the need for multiple adapter plates

Engineering Contradiction:
Improvesight interchangeabilityVSAvoidnumber of components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The adapter plate acts as an intermediary component between the universal clamp assembly and the specific sight system. Rather than designing a completely new mounting system for each sight type, the adapter plate serves as a mediator that adapts the standardized clamp to work with different sight configurations, simplifying the overall system architecture while maintaining versatility.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12281876B2Modular firearm sight mounting system
Publication Date: 2025.04.22 TROY IND INC
  • US12281876B2 patent drawing
  • US12281876B2 patent drawing
  • US12281876B2 patent drawing

AI summary

A mounting system securing a firearm sight to a firearm accessory rail includes a clamp with a downwardly open rail cavity for slidably engaging the rail. The sight is matched to a plate with pins that correspond to the sockets on the bottom of the sight, and the plate has sockets that correspond to pins on a base that contacts the rail. The clamp extends through the base and plate allowing the sight to be secured to the clamp. Securing the sigh to the clamp compresses the base, plate, and sight toward the rail, placing the system in tension to hold the sight to the firearm.