Hexagram Baffle Suppressor Structure for Sound and Back Pressure
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Solution Overview
Problem
Traditional firearm suppressors with traditional baffle shapes fail easily and do not adequately reduce sound emissions, leading to high costs and limited durability.
Innovation Solution
A firearm suppressor with uniquely shaped baffles, such as curved-sided hexagram or twisted baffles, manufactured via 3D printing, which increases surface area for gas disruption and reduces back pressure, combined with structural struts for rigidity, to enhance sound dampening and durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional baffles are used in suppressors, then the suppressor structure is simple and easy to manufacture, but the suppressor fails easily and does not adequately reduce sound emissions
Solution Approach 1:
The patent applies curved surfaces and rounded geometries to the baffle design, replacing traditional flat or sharp-edged baffles with smoothly curved surfaces that distribute gas flow more evenly, reducing stress concentration points and improving durability while maintaining acoustic performance
Solution Approach 2:
The patent employs asymmetric baffle configurations where baffles are positioned and shaped differently throughout the suppressor tube, with varying angles, distances from the tube wall, and curvature radii, optimizing both acoustic dampening and structural integrity through non-uniform gas flow distribution
2Object-affected harmful factors
If traditional baffles are used in suppressors, then the manufacturing process is simple, but the sound emissions are not adequately reduced
Solution Approach 1:
The patent systematically varies geometric parameters of the baffles including curvature radius, baffle angle, distance from tube wall, and baffle thickness to optimize acoustic performance, using parameter studies to identify combinations that maximize sound reduction while remaining manufacturable
Solution Approach 2:
The patent transitions from two-dimensional cross-sectional baffle designs to three-dimensional curved surfaces, utilizing the third dimension to create complex geometries that enhance gas flow disruption and acoustic dampening while being fabricated through additive manufacturing processes
3Object-affected harmful factors
If suppressor size is increased to handle gas disruption, then sound dampening improves, but the suppressor becomes larger and less practical
Solution Approach 1:
The patent employs multiple baffles arranged in periodic sequences along the suppressor tube, with each baffle contributing to progressive gas flow disruption and sound dampening, achieving enhanced acoustic performance through distributed periodic structures rather than a single large component
Solution Approach 2:
The patent utilizes nested baffle configurations where smaller baffles are positioned within or between larger structural elements, maximizing the use of available internal volume and achieving high acoustic performance within a compact external dimensions
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 new baffle design effectively reduces sound emissions and back pressure, improves suppressor durability, and lowers production costs through mass production, while maintaining tactical advantages and legal compliance.
Implementation Method 1
dispersive/diffusive suppressors diffuse high-velocity turbulent gas to a lower velocity, less blustery flow
Implementation Method 2
With dissipative suppressors, flow resistance is utilized to reduce the velocity of the gasses
Implementation Method 3
A silencer or suppressor works by containing and slowly releasing the gas and pressure of a projectile or bullet fired from a firearm
Data Source
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AI summary
Firearm suppressor (10) comprising: - a tube (100) having a first end (104) and a second end (106), said first end being adapted to be coupled to a firearm, preferably via a mounting system; - one or more baffles (200) situated within said tube; wherein one or more of said baffles (200) is a curved-sided hexagram baffle (200), comprising: - a top surface (202a) including a first portion (204a) having six rounded arms or proj ections (206a) fixedly coupled to a generally conical second portion (208a), said top surface (202a) having a convex surface facing the first end (104); - a bottom surface (202b) having a first portion (204b) having six rounded valleys (207) fixedly coupled to the generally conical second portion (208b), said bottom surface (202b) having a concave surface facing the second end (106); - a two-step, flat-top surface (212) facing said first end (104), the flat-top surface (212) having one step (214) higher or longer than a second step (216), the bottom surface (202b) likewise having a concave, two-step surface (209) that mimics said flat-top surface (212).