Firearm Silencer Meandering Gas Flow Path
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Solution Overview
Problem
Conventional silencers for firearms often lead to inaccurate aiming due to inefficient gas conduction, which affects the weapon's performance.
Innovation Solution
A silencer device featuring semicircular chamber partition wall elements with bevels and a meandering flow path for explosive gases, designed to enhance sound reduction and recoil damping, while maintaining accurate alignment with the firearm's sighting system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If conventional silencers use simple linear gas conduction paths, then the device complexity is reduced, but the sound reduction efficiency deteriorates
Solution Approach 1:
The silencer divides the gas flow path into multiple segments using chamber partition wall elements with alternating bevels. Each segment creates a lateral passage that directs gases through different spatial zones, transforming a simple linear path into a segmented meandering path that increases sound reduction efficiency without proportionally increasing complexity.
Solution Approach 2:
The invention transitions from a one-dimensional linear gas flow path to a three-dimensional meandering path by utilizing alternating bevels on chamber partition walls. This dimensional change forces gases to traverse lateral passages and multiple chambers in sequence, significantly increasing the effective path length and sound attenuation without linearly increasing the silencer's external dimensions.
2Object-affected harmful factors
If the silencer uses a meandering flow path with alternating lateral passages, then the sound reduction is improved, but the device complexity increases
Solution Approach 1:
The chamber partition wall elements feature asymmetric alternating bevels on opposite sides, creating a pattern where one side has a bevel while the other side is flat or has a different bevel configuration. This asymmetric design generates the meandering flow path through systematic variation rather than complex random arrangement, optimizing sound reduction while controlling manufacturing complexity.
3Ease of manufacture
If conventional silencers have simple baffle configurations, then the manufacturing is easier, but the recoil damping is insufficient
Solution Approach 1:
The bevels on the chamber partition wall elements are configured with specific angular orientations rather than simple flat surfaces. This curved/angled configuration optimizes the interaction between expanding gases and the chamber walls, improving recoil damping through directional gas flow control while maintaining manufacturability through standard angular machining operations.
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 device achieves a significant sound reduction from 140 dB to 80 dB and effective recoil damping, ensuring precise aiming and improved weapon performance.
Implementation Method 1
the alternately arranged lateral passages (7) and the at least one chamber (5) forming a meandering flow path (P) for the explosive gases... a particularly high muffling effect can be achieved
Implementation Method 2
the at least one bevel in each case together with the inner wall of the housing part forms a lateral passage for explosive gases
Data Source
Figure 1~2
Figure 3~4
Figure 5~6
AI summary
The present invention relates to a silencer device for a firearm, in particular a shotgun, which may comprise one or two barrels. The silencer device comprises a central part (10a, 10b) which includes at least two longitudinally spaced chamber partition elements (15a, 15b), each of which has a through-hole (11a, 11b), wherein the through-holes (11a, 11b) are aligned correspondingly with each other. Furthermore, the silencer device comprises a housing part (20) into which the central part (10a, 10b) is inserted, wherein at least one chamber (5) is formed between the at least two chamber partition elements (15a, 15b) and the inner wall (21) of the housing part (20). The silencer device also comprises an attachment part (30) which is at least connectable to the housing part (20) and which is preferably lockable at the muzzle of the firearm.The at least two chamber partition elements (15a, 15b) each have at least one chamfer (12a, 12b) on their outer sides, wherein the at least one chamfer (12a, 12b) together with the inner wall (21) of the housing part (20) forms a lateral passage (7) for explosive gases.