TPMS Heat Protective Sleeve for Suppressor Heat Venting

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Solution Overview

Problem

Conventional suppressor covers trap heat, posing a burn risk and reducing the operational life of firearms and suppressors, while also causing thermal damage and accuracy issues due to heat haze.

Innovation Solution

A heat protective sleeve featuring triply periodic minimal surfaces (TPMS) structures, open cell foam, or lattice structures that allow heat to vent and dissipate, while insulating the user and reducing thermal damage to the underlying object.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a conventional suppressor cover is used to protect against heat, then the user is protected from burn risks, but heat accumulates inside causing thermal damage to the suppressor and barrel

Engineering Contradiction:
Improveburn risk protectionVSAvoidthermal damage to suppressor
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The suppressor cover incorporates porous materials with controlled porosity (30-70%) that allow heat to vent through the structure. The porous architecture enables convective heat transfer while maintaining thermal insulation properties, preventing heat accumulation that would otherwise cause thermal damage to the suppressor and barrel.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The suppressor cover features non-uniform porosity distribution with different pore densities in different regions. The proximal end (near muzzle) has higher porosity to handle intense heat, while the distal end has lower porosity for insulation. This gradient structure optimizes heat management at different locations along the suppressor.

Inventive Principle:
Principle #3Local quality

2Object-affected harmful factors

If a solid suppressor cover is used to insulate heat, then thermal protection is improved, but heat haze affects optical accuracy

Engineering Contradiction:
Improvethermal protectionVSAvoidoptical accuracy
Core Design Contradiction:
Object-affected harmful factorsVSMeasurement precision

Solution Approach 1:

The porous structure allows heat to escape through the cover material rather than being trapped, reducing the temperature gradient that causes heat haze. This maintains optical clarity for attached scopes and sights while still providing thermal protection to the user.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The suppressor cover is divided into multiple zones with varying porosity and thickness. The segmented design allows different regions to perform specialized functions: heat venting in high-temperature zones and thermal insulation in lower-temperature zones, thereby reducing overall heat haze while maintaining protection.

Inventive Principle:
Principle #1Segmentation

3Object-affected harmful factors

If a dense suppressor cover is used to block heat, then insulation performance is improved, but the operational life of the firearm is reduced due to thermal weathering

Engineering Contradiction:
Improveheat insulationVSAvoidoperational life of firearm
Core Design Contradiction:
Object-affected harmful factorsVSDuration of action of stationary object

Solution Approach 1:

The porous architecture provides a balance between insulation and breathability. The interconnected pore structure traps air for insulation while allowing hot gases to escape, reducing thermal weathering effects on the suppressor and barrel. This extends the operational life of these components by preventing heat-induced degradation.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The suppressor cover uses composite materials combining organic and inorganic components with complementary properties. The composite structure provides enhanced thermal insulation, structural integrity, and resistance to thermal weathering, thereby extending the service life of the firearm system.

Inventive Principle:
Principle #40Composite materials

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 sleeve enables safe handling of extremely hot suppressors and barrels, reduces the risk of internal damage from thermal weathering, and improves operational life by allowing natural heating and cooling cycles, while also mitigating heat haze for improved accuracy.

Implementation Method 1

The TPMS structure has open spaces in communication with ambient air at the outer diameter of the body

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 2

insulating the user and reducing thermal damage to the underlying object

Methodology Applied
Scientific EffectThermal Insulation: Thermal Insulation

Implementation Method 3

A strip extends along the longitudinal direction on a portion of the body. The strip is a same material as the TPMS structure, and the material of the strip is solid and without holes through it

Methodology Applied
Scientific EffectHeat haze: Mirage (photothermal deflection)

Data Source

PatentUS20250189254A1Heat protective sleeve
Publication Date: 2025.06.12 BATTLE BORN SUPPLY CO
  • US20250189254A1 patent drawing
  • US20250189254A1 patent drawing
  • US20250189254A1 patent drawing

AI summary

A heat protective sleeve includes a body being a sleeve extending along a longitudinal direction, and comprising a triply periodic minimal surfaces (TPMS) structure between an inner diameter of the body and an outer diameter of the body. The TPMS structure has open spaces in communication with ambient air at the outer diameter of the body, and the inner diameter of the body is configured to contact a surface adjacent to the inner diameter. A strip extends along the longitudinal direction on a portion of the body. The strip is a same material as the TPMS structure, and the material of the strip is solid and without holes through it.