Firearm Suppressor Adapter for Obstructed Barrels

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Solution Overview

Problem

Existing firearm suppressor adapters fail to securely and easily attach to barrels with obstructions or irregular profiles, limiting their compatibility with a wide range of firearms and requiring multiple sizes and configurations, which increases manufacturing and maintenance costs.

Innovation Solution

A universal adapter featuring an anchor with an adjustable gap and semicircular cross-section that can fit around barrel obstructions, combined with a frustoconical alignment guide and a suppressor mount, allowing for secure, concentric attachment of suppressors to various firearm barrels, including those with irregular profiles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional suppressor adapters are used on barrels with obstructions, then attachment is attempted, but secure and easy attachment cannot be achieved

Engineering Contradiction:
Improveattachment securityVSAvoidattachment ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The adapter is divided into multiple functional segments: a distal alignment section with a frustoconical alignment guide for concentric positioning, a middle section with a gap for accommodating barrel obstructions, and a proximal anchor section for secure attachment. This segmentation allows each part to perform its specific function independently, resolving the contradiction between secure attachment and ease of operation on obstructed barrels.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adapter incorporates a gap that allows dynamic adjustment and flexibility in accommodating various obstruction sizes and shapes. The gap enables the adapter to adapt its configuration based on the specific barrel obstruction encountered, making the attachment process easier while maintaining security across different firearm types.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple adapter sizes and configurations are manufactured to accommodate different barrel profiles, then compatibility with various firearms is improved, but manufacturing costs increase

Engineering Contradiction:
Improvefirearm compatibilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The adapter design incorporates a universal gap configuration that can accommodate various barrel obstruction types and sizes without requiring different adapter models. The frustoconical alignment guide provides universal concentric positioning capability, allowing a single adapter design to work with multiple firearm types including rifles, shotguns, and pistols with different barrel profiles, thereby reducing manufacturing complexity and costs.

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

Solution Approach 2:

The adapter uses parameter variations within a single design framework, particularly the gap dimensions and anchor configurations, to accommodate different barrel obstructions. This allows one universal adapter design to adapt to various firearms by adjusting specific parameters rather than requiring entirely different adapter models for each firearm type.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If adapters are designed to fit around obstructions, then compatibility with obstructed barrels is improved, but attachment accuracy and concentricity deteriorate

Engineering Contradiction:
Improveobstruction accommodationVSAvoidalignment accuracy
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The frustoconical alignment guide performs preliminary concentric positioning of the adapter relative to the barrel before the final attachment is secured. This preliminary alignment action ensures that the adapter is properly positioned concentrically with the barrel bore, maintaining manufacturing precision even when fitting around obstructions. The tapered geometry of the alignment guide naturally guides the adapter into correct alignment during installation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10352642B1Firearm suppressor adapter for barrels having obstructions
Publication Date: 2019.07.16 DEVHOLD INC
  • US10352642B1 patent drawing
  • US10352642B1 patent drawing
  • US10352642B1 patent drawing

AI summary

A firearm adapter that attaches a muzzle device, such as a suppressor to a broad range of firearm sizes and shapes. The adapter can securely attach and align a suppressor to a wide range of barrel diameters and profiles, including, those barrels with various obstructions, protrusions and geometries. An embodiment of the device reaches over or around barrel obstructions to securely attach a housing to an anchor on an unobstructed section of the barrel and further compresses an alignment surface against the muzzle to create longitudinal and concentric alignment between the barrel and the suppressor.