Monolithic Firearm Suppressor With Cooling Fins and No Weld Seams

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Solution Overview

Problem

Conventional noise suppression devices for firearms face issues such as structural reliability due to welded joints, high manufacturing complexity and cost, heat retention leading to handling difficulties, and regulatory restrictions on disposability.

Innovation Solution

A monolithic noise suppression device made of plastic with no welded joints, manufactured using layered printing, featuring porous structures and integral components to enhance structural integrity, reduce heat absorption, and allow for customization and easy disposal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional noise suppression devices use welded joints to assemble core and outer structure, then manufacturing flexibility is improved, but structural reliability deteriorates due to potential failure points at weld seams

Engineering Contradiction:

Improvemanufacturing flexibilityVSAvoidstructural reliability

Core Design Contradiction:

Ease of manufactureVSReliability

Solution Approach 1:

The patent merges the core and outer structure into a single monolithic component manufactured via 3D printing, eliminating the need for welded joints between these structures. This integration removes potential failure points while maintaining manufacturing flexibility through additive processes.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The monolithic structure is segmented into functional regions (core with baffles, outer structure with cooling features) that are manufactured as one piece, allowing complex internal geometries to be created without assembly joints, thus improving reliability while maintaining manufacturing capability.

Inventive Principle:

Principle #1Segmentation

2Manufacturing precision

If conventional noise suppression devices use multiple separate components, then manufacturing precision is improved, but device complexity increases due to multiple assembly steps

Engineering Contradiction:

Improvecomponent precisionVSAvoidassembly complexity

Core Design Contradiction:

Manufacturing precisionVSDevice complexity

Solution Approach 1:

Multiple components (core, outer structure, cooling features) are merged into a single monolithic component manufactured in one 3D printing process, eliminating assembly steps and reducing device complexity while maintaining precision through digital modeling and additive manufacturing capabilities.

Inventive Principle:

Principle #5Merging (Combining)

3Strength

If conventional noise suppression devices are made of metal, then structural strength is improved, but heat retention increases making handling difficult

Engineering Contradiction:

Improvestructural strengthVSAvoidheat retention

Core Design Contradiction:

StrengthVSTemperature

Solution Approach 1:

The material parameter is changed from metal to plastic, fundamentally altering thermal properties. The plastic material has lower thermal conductivity, reducing heat retention and improving handling safety while maintaining sufficient structural strength for noise suppression function.

Inventive Principle:

Principle #35Parameter changes

4Duration of action of stationary object

If conventional noise suppression devices use metal materials, then durability is improved, but manufacturing cost and complexity increase

Engineering Contradiction:

Improvedevice durabilityVSAvoidmanufacturing cost

Core Design Contradiction:

Duration of action of stationary objectVSEase of manufacture

Solution Approach 1:

The material parameter is changed from metal to plastic, reducing manufacturing cost and complexity. The 3D printing process using plastic materials is more cost-effective and allows for easier customization while the monolithic design ensures durability by eliminating weak points at joints.

Inventive Principle:

Principle #35Parameter changes

5Ease of manufacture

If conventional noise suppression devices have welded joints, then assembly flexibility is improved, but reliability deteriorates due to failure points at weld seams

Engineering Contradiction:

Improveassembly flexibilityVSAvoidjoint reliability

Core Design Contradiction:

Ease of manufactureVSReliability

Solution Approach 1:

The core and outer structure are merged into a single monolithic component, eliminating welded joints entirely. This removes reliability concerns at joint interfaces while assembly flexibility is maintained through the modular design of the monolithic unit itself, which can be attached to firearms as a complete component.

Inventive Principle:

Principle #5Merging (Combining)

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 plastic monolithic device improves structural reliability, reduces manufacturing costs, allows for quick removal and customization, and minimizes heat signature, making it suitable for military use without separate registration.

Implementation Method 1

featuring porous structures and integral components to enhance structural integrity, reduce heat absorption

Methodology Applied

Scientific EffectPorosity: Porosity

Implementation Method 2

reduce heat absorption, and allow for customization and easy disposal

Methodology Applied

Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS12523440B2Monolithic noise suppression device with cooling features

Publication Date: 2026.01.13 CENT FIREARMS CO

AI summary

A noise suppression device for a firearm includes a body including an internal surface; a plurality of raised strips protruding from the internal surface; and a plurality of fins corresponding to and extending from the plurality of raised strips, respectively, wherein the noise suppression device includes no joints, no seams, or any formerly separate pieces within the body or a core.