Monolithic Firearm Suppressor with Multi-Angle Hollow Chambers

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Solution Overview

Problem

Conventional firearm suppressors do not effectively reduce noise and heat distortion, leading to inaccurate aiming and handling issues after multiple rounds.

Innovation Solution

A firearm suppressor with a monolithic core featuring an elongate main body, a projectile borehole, and interconnected hollow chambers that direct propellant gases at both perpendicular and non-perpendicular angles, along with a detachable sleeve for heat dispersion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If conventional suppressor designs are used, then noise reduction is achieved, but heat distortion remains significant causing aiming inaccuracy

Engineering Contradiction:
ImprovenoiseVSAvoidheat distortion
Core Design Contradiction:
Object-affected harmful factorsVSTemperature

Solution Approach 1:

The suppressor is divided into multiple distinct chambers (first chamber, second chamber, third chamber) with different functions. The first chamber handles initial gas expansion, the second chamber provides additional expansion volume, and the third chamber serves as a transition chamber, allowing heat and gas to be managed in stages rather than all at once

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The gas flow is redirected from a linear path to a multi-dimensional path through the interconnected chambers. Gas enters the first chamber, flows into the second chamber through the third chamber, and exits through a fourth chamber, creating a three-dimensional expansion pattern that increases surface area for heat dissipation

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Object-affected harmful factors

If conventional suppressor designs are used, then noise is reduced, but point of impact shift occurs due to heat distortion

Engineering Contradiction:
ImprovenoiseVSAvoidpoint of impact accuracy
Core Design Contradiction:
Object-affected harmful factorsVSMeasurement precision

Solution Approach 1:

The suppressor is divided into multiple distinct chambers (first chamber, second chamber, third chamber) with different functions. The first chamber handles initial gas expansion, the second chamber provides additional expansion volume, and the third chamber serves as a transition chamber, allowing heat and gas to be managed in stages rather than all at once

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design changes the physical parameters of gas flow by creating varying chamber volumes and connection pathways. The second chamber has a larger volume than the first chamber, and the gas flow path length is increased, which changes the rate of cooling and expansion, thereby reducing thermal distortion effects on accuracy

Inventive Principle:
Principle #35Parameter changes

3Object-affected harmful factors

If conventional suppressor designs are used, then basic suppression function is provided, but handling safety deteriorates due to heat accumulation

Engineering Contradiction:
ImprovenoiseVSAvoidhandling safety
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The suppressor is divided into multiple distinct chambers (first chamber, second chamber, third chamber) with different functions. The first chamber handles initial gas expansion, the second chamber provides additional expansion volume, and the third chamber serves as a transition chamber, allowing heat and gas to be managed in stages rather than all at once

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The third chamber acts as an intermediary between the second chamber and the fourth chamber, providing a transition zone that allows hot gases to cool and expand before reaching the exit. This intermediary chamber protects the user from direct exposure to the hottest gases while maintaining the suppression function

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The design significantly reduces noise, minimizes point of impact shift, and allows for quick heat dissipation, enhancing accuracy and handling safety.

Implementation Method 1

the suppressor muffles the expanding gases that are created when a projectile is fired through the firearm

Methodology Applied
Scientific EffectGas expansion:

Implementation Method 2

a suppressor may be affixed to the end of a firearm barrel in order to provide additional expansion channels through which the propellant gases can travel. By providing this additional expansion volume, those gases can be dispersed more uniformly and to a greater degree, thereby leading to quieter firearm operation

Methodology Applied
Scientific EffectAcoustic absorption: Acoustic Absorption

Implementation Method 3

the sleeve acts to disperse heat created from firing a projectile through the suppressor's main body

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS11543203B2Firearm suppressor
Publication Date: 2023.01.03 MOORE JOSHUA PETER
  • US11543203B2 patent drawing
  • US11543203B2 patent drawing
  • US11543203B2 patent drawing

AI summary

A firearm suppressor with a monolithic core includes an elongate main body, a projectile borehole extending an entire length of the elongate main body such that the elongate main body includes both an entrance opening for the projectile borehole and an exit opening for the projectile borehole, and multiple hollow chambers. The entrance opening is structured to attach to an end portion of a barrel of a firearm. The hollow chambers are disposed along the length of the elongate main body and connect the projectile borehole to an outer surface of the elongate main body. A first one of the hollow chambers is disposed in a direction perpendicular relative to the projectile borehole, and a second one of the hollow chambers is disposed in a non-perpendicular direction relative to the projectile borehole.