Perpendicular Buffer Layout for Folding-Stock Firearms

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Solution Overview

Problem

Conventional buffer systems for firearms, particularly those with folding stocks, occupy significant space and can protrude from the firearm, lengthen the weapon, or require the stock to be in an extended position for firing, thereby compromising the folding functionality.

Innovation Solution

A buffer system with a buffer and actuator that transitions between configurations along a displacement direction different from the recoil direction, allowing for a compact design that does not interfere with folding stocks and enables firing with the stock in a folded position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If an in-line buffer system is used, then recoil dampening is achieved, but the buffer occupies large space and may protrude from the firearm

Engineering Contradiction:
Improverecoil dampeningVSAvoidbuffer space occupation
Core Design Contradiction:
ForceVSVolume of moving object

Solution Approach 1:

The buffer system transitions from a linear in-line arrangement to a perpendicular orientation where the buffer axis is orthogonal to the recoil direction. This dimensional change allows the buffer to absorb recoil forces while occupying minimal space within the receiver, eliminating protrusion issues and enabling compact firearm design.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Force

If an in-line buffer system is used with a folding stock, then recoil dampening is achieved, but the folding functionality is compromised or the stock must be extended

Engineering Contradiction:
Improverecoil dampeningVSAvoidfolding stock functionality
Core Design Contradiction:
ForceVSAdaptability or versatility

Solution Approach 1:

By orienting the buffer perpendicular to the recoil direction rather than in-line with it, the buffer system no longer interferes with the stock's folding mechanism. This spatial reconfiguration allows the buffer to function independently of the stock position, enabling the firearm to be fired with the stock in either folded or extended position.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Force

If an in-line buffer system is used, then recoil dampening is achieved, but the firearm length is increased

Engineering Contradiction:
Improverecoil dampeningVSAvoidfirearm length
Core Design Contradiction:
ForceVSLength of moving object

Solution Approach 1:

The buffer system is reoriented perpendicular to the recoil axis, transforming it from a lengthening component to a compact side-mounted mechanism. This dimensional change allows the buffer to provide effective recoil dampening while maintaining a compact firearm profile and avoiding excessive length increase.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 solution provides a compact buffer system that maintains folding functionality and allows for firing with the stock folded, reducing space constraints and improving design flexibility in firearms.

Implementation Method 1

The buffer may be configured to be compressed in a compression direction from an extended configuration to a compressed configuration

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 2

a buffer system configured to dampen, dissipate, or otherwise modify a rearward impulse generated by rearward movement of the operating group

Methodology Applied
Scientific EffectEnergy dissipation: Damping

Data Source

PatentUS20260022905A1Buffer systems and methods for transferring momentum in a direction other than in line with an operating group recoil direction
Publication Date: 2026.01.22 OHIO ORDNANCE WORKS
  • US20260022905A1 patent drawing
  • US20260022905A1 patent drawing
  • US20260022905A1 patent drawing

AI summary

A firearm comprising an operating group and a buffer system. The operating group may include a recoiling structure configured to translate in a recoil direction from a forward position to a rearward position. The buffer system may include a buffer and an actuator. The buffer may be configured to be compressed in a compression direction from an extended configuration to a compressed configuration. The compression direction may be different from the recoil direction. The actuator may be configured to selectively engage the recoiling structure and the buffer and to cause the buffer to be compressed from the extended configuration to the compressed configuration when the recoiling structure translates from the forward position to the rearward position.