Firearm Suppressor Baffle Design for Wad Expansion Control
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Solution Overview
Problem
Designing a firearm suppressor for shotguns is challenging due to the expansion of the wad, which can damage baffles and increase sound, as existing suppressors are not designed to handle the discharge of both shot and wad effectively.
Innovation Solution
A firearm suppressor with a continuous bore formed by baffles and an end cap, including rifling, that maintains a smooth path for gases while preventing wad expansion into gaps, using a modular design with interchangeable components to accommodate different calibers and choke configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If a suppressor is designed with gaps between baffles to allow gas expansion, then gas flow is improved, but the wad expands into these gaps causing damage and increased sound
Solution Approach 1:
The suppressor is divided into multiple baffles arranged in series, with each baffle creating a segmented pathway. The gaps between baffles are minimized through precise engineering, creating a continuous bore that prevents wad expansion while still allowing controlled gas flow through each segment.
Solution Approach 2:
A wad stopper is introduced as an intermediary component within the suppressor bore. This wad stopper prevents the expanding wad from entering the gaps between baffles, thereby protecting the baffles from damage while allowing gas to flow continuously through the suppressor.
2Reliability
If a suppressor is designed with a continuous bore to prevent wad expansion, then damage is minimized, but gas flow may be restricted
Solution Approach 1:
The suppressor design incorporates localized modifications at specific positions along the bore. The wad stopper is positioned to prevent wad expansion only where needed, while the gaps between baffles remain minimized but not completely closed, allowing gas flow to pass through each baffle segment.
Solution Approach 2:
The wad stopper acts as a selective barrier that prevents wad expansion into the gaps while allowing gas to flow freely through the suppressor. This intermediary component solves the contradiction by differentiating between the requirements for wad prevention and gas flow.
3Object-affected harmful factors
If a suppressor uses fixed baffles to maintain a continuous path, then noise reduction is effective, but adaptability to different calibers and choke configurations is limited
Solution Approach 1:
The suppressor is constructed with modular baffles that can be independently selected and combined. This segmentation allows users to configure the suppressor for different calibers and choke types by changing the number, size, and arrangement of baffles, while maintaining effective noise reduction through the continuous bore design.
Solution Approach 2:
The suppressor design allows for dynamic reconfiguration of the baffle arrangement. Users can adjust the suppressor configuration based on different ammunition types and choke configurations, making the system adaptable rather than fixed, while preserving the continuous bore pathway necessary for noise reduction.
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 suppressor effectively reduces noise and minimizes damage by maintaining a continuous, gap-free path for gases and projectiles, allowing for adaptable use with various firearms and ammunition through interchangeable parts.
Implementation Method 1
The interior of the inner cylindrical portion may include rifling. The rifling may help to stabilize the projectile by improving its aerodynamic stability.
Implementation Method 2
A firearm suppressor is a device mounted or otherwise attached to the muzzle of a firearm and, through selective use of baffles or other gas-redirection apparatus, operates to diminish the report (as measured in decibels) of a firearm following discharge.
Implementation Method 3
The wad typically is made of plastic and expands as it is being discharged from the barrel.
Data Source
AI summary
A suppressor for suppressing the discharge of a firearm. The suppressor includes a plurality of baffles positioned between a base and an end cap. The baffles and a portion of the end cap are configured to form a contiguous bore through the suppressor. The bore includes a plurality of bores to allow gasses to escape into chambers in the suppressor. The baffles include a lower cylindrical portion, an upper cylindrical portion, a plurality of holes through the upper cylindrical portion, and a cone portion. The baffles include a central bore through the upper cylindrical portion. The central bore of each baffle is aligned with the central bore of the end cap and the upper cylindrical portions are sequentially positioned to align the central bore of each baffle of the plurality of baffles with the central bore of the end cap to form the continuous bore.