Firearm Accessory Mounting Anchor With Integrated Coupling Member

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Solution Overview

Problem

Existing methods for coupling firearm accessories to firearms are often costly, prone to mechanical failure, and inconvenient due to the use of numerous moving parts, and may protrude and get snagged on objects.

Innovation Solution

A system and method using an anchor with a slot and a nut, where a coupling member is inserted through the accessory and tightened to pull the anchor into tension with the accessory rail, providing a robust and low-cost solution with fewer parts, reducing weight and increasing pullout strength.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional screw and nut method is used to couple firearm accessories to accessory rails, then the accessory can be securely mounted, but the coupling mechanism features numerous moving parts which increases manufacturing cost and likelihood of mechanical failure

Engineering Contradiction:
Improvemechanical failure likelihoodVSAvoidnumber of moving parts
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the screw and nut into a single integrated coupling member with a threaded body and head, eliminating the separate nut component. This merging reduces the number of moving parts from two separate components to one unified part, thereby reducing manufacturing cost and the likelihood of mechanical failure while maintaining secure mounting capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The coupling member serves multiple functions: it provides threading for secure attachment, acts as a tensioning element when tightened, and integrates the previously separate screw and nut functions into a single universal component that can be used across different accessory configurations.

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

2Reliability

If slide-on mechanisms with screw-core locking are used, then the accessory can be locked in place, but the coupling device protrudes from the firearm and risks getting snagged on clothing or equipment

Engineering Contradiction:
Improvelocking capabilityVSAvoidsnagging risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

Instead of having the locking mechanism protrude outward from the accessory (as in traditional slide-on mechanisms), the coupling member is designed to be inserted through the accessory body and tightened from the interior side. This inverts the traditional approach, allowing the locking function to be achieved without external protrusions that could snag on clothing or equipment.

Inventive Principle:
Principle #13The other way round (Inversion)

3Reliability

If conventional coupling mechanisms with numerous parts are used, then secure mounting is achieved, but the manufacturing cost and consumer price increase

Engineering Contradiction:
Improvemounting securityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent combines the screw and nut into a single integrated coupling member, reducing the total part count. This merging simplifies the manufacturing process by eliminating the need to produce, inventory, and assemble multiple separate components, thereby reducing manufacturing cost while maintaining secure mounting capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention extracts and eliminates unnecessary components from the traditional coupling system. By removing the separate nut and simplifying the screw design into a unified coupling member, the patent reduces complexity and manufacturing cost while retaining the essential mounting security function.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9709358B2Coupling various firearm accessories to a firearm
Publication Date: 2017.07.18 BRAVO COMPANY MFG
  • US9709358B2 patent drawing
  • US9709358B2 patent drawing
  • US9709358B2 patent drawing

AI summary

A system for coupling various firearm accessories to a firearm may include an anchor that couples to a firearm accessory rail of the firearm and a coupling member that couples a firearm accessory to the anchor. A method of coupling various firearm accessories to a firearm may involve positioning an anchor within the body of a firearm accessory to be coupled to the firearm and bringing the anchor into contact with a firearm accessory rail of the firearm. The method may involve bringing the anchor into tension with the firearm accessory rail such that the anchor is securely engaged with the rail (e.g., through the use of a coupling member, integrated anchor shaft, and/or nut or other component). The systems and methods may couple a wide variety of firearm accessories to a wide variety of firearm accessory rails.