Firearm Accessory Pressure Adapter Without Barrel Drilling

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Solution Overview

Problem

Existing methods for measuring characteristics of firearm accessories, such as muzzle brakes and noise suppressors, often require drilling into the firearm barrel, leading to destruction and increased costs, machining burdens, and inaccuracies.

Innovation Solution

A measurement adapter is positioned between the firearm barrel and accessory to measure characteristics without drilling, using a sensing device to correlate measurements with the accessory's properties.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a hole is drilled in the barrel to measure pressure, then pressure measurement is achieved, but the barrel is destroyed and machining burden increases

Engineering Contradiction:
Improvepressure measurementVSAvoidbarrel integrity
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

A measurement adapter is introduced as an intermediary component between the barrel and the firearm accessory. The adapter includes a channel that provides access to the pressure environment without requiring modification to the barrel itself. The adapter couples to the accessory and routes pressure to a sensing device, thereby measuring pressure while preserving barrel integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The measurement system is segmented into separate functional components: the measurement adapter (which interfaces with the accessory), the sensing device (which measures pressure), and the barrel (which remains undisturbed). This segmentation allows pressure measurement functionality to be added without modifying the barrel structure.

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If a hole is drilled in the barrel to measure pressure, then pressure data is obtained, but testing costs and machining time increase

Engineering Contradiction:
Improvepressure dataVSAvoidtesting efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The measurement adapter serves as a reusable intermediary that can be quickly attached and detached from different accessories. This eliminates the need to drill new holes for each test subject, thereby reducing machining time and increasing testing productivity while maintaining access to pressure data.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

Instead of modifying the original barrel for each measurement, the measurement adapter creates a copy-like interface that replicates the pressure measurement capability in a non-destructive manner. The adapter channel reproduces the pressure environment without requiring physical alteration of the barrel.

Inventive Principle:
Principle #26Copying

3Measurement precision

If pressure is measured via a hole in the barrel, then measurement is possible, but the method is destructive and costly

Engineering Contradiction:
Improvepressure measurement capabilityVSAvoidbarrel material
Core Design Contradiction:
Measurement precisionVSLoss of substance

Solution Approach 1:

The measurement adapter acts as a mediator that provides pressure measurement capability without direct contact with or modification of the barrel material. The adapter's channel provides indirect access to pressure while preserving the barrel's material integrity and avoiding any loss of substance.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The measurement adapter is designed as a disposable or easily replaceable component that can be used for multiple measurements without degrading the valuable barrel. Instead of permanently modifying the barrel, the adapter absorbs any wear or damage, protecting the barrel material from loss.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS20250354772A1Measuring pressure for firearm accessories
Publication Date: 2025.11.20 SILENCERCO WEAPONS RESEARCH LLC
  • US20250354772A1 patent drawing
  • US20250354772A1 patent drawing
  • US20250354772A1 patent drawing

AI summary

A measurement adapter may include a body, a first attachment interface configured to attach the measurement adapter to a barrel of a firearm, and a second attachment interface configured to attach the measurement adapter to a firearm accessory. A channel may extend between the first attachment interface and the second attachment interface through the body. The measurement adapter may also include a third attachment interface configured to attach the measurement adapter to a sensing device and to provide a sensor of the sensing device access to the channel.