Adjustable Ammunition Magazine Pouch for Compact Retention

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Solution Overview

Problem

Existing ammunition magazine pouches for law enforcement personnel are bulky, limiting the speed of access to spare magazines and causing discomfort during duty belt wear.

Innovation Solution

A thermoformed ammunition magazine pouch with an adjustable tensioning assembly and modular design, allowing for secure and compact storage of multiple magazines, featuring a front cover member, back plate member, and attachment system for easy mounting to duty belts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional ammunition magazine pouches are designed to securely hold multiple magazines, then magazine retention is improved, but the pouch size increases causing discomfort on duty belt

Engineering Contradiction:
Improvemagazine retentionVSAvoidpouch size
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The pouch incorporates an adjustable tensioning assembly with movable tensioning members that allow dynamic adjustment of the magazine chamber width. This enables the pouch to adapt between a compact configuration for comfortable wear and an expanded configuration for secure magazine retention, resolving the contradiction between pouch size and retention reliability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the physical parameter of the magazine chamber width through the tensioning assembly. By adjusting the tensioning members, the chamber width can be modified to optimize both the compactness for comfort and the retention security, allowing the same pouch to satisfy both contradictory requirements under different operating conditions

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If traditional pouches are designed with fixed structure, then manufacturing simplicity is maintained, but adaptability to different magazine configurations is limited

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidadaptability to different magazine configurations
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The adjustable tensioning assembly transforms a fixed-structure pouch into a dynamic one that can adapt to different magazine configurations. The tensioning members can be moved to accommodate various magazine widths and types, providing versatility while maintaining a relatively simple manufacturing process using thermoformed plastic components and standard fastening mechanisms

Inventive Principle:
Principle #15Dynamics

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 rapid access to ammunition magazines while ensuring comfort and stability, utilizing a thermoforming process and adjustable design for optimal fit and ease of use.

Implementation Method 1

thermoforming a front cover member from a first sheet of thermoplastic material and thermoforming a back plate member from a second sheet of thermoplastic material

Methodology Applied
Scientific EffectThermoforming: Heating

Data Source

PatentUS12410997B2Ammunition magazine pouch and methods of assembling same
Publication Date: 2025.09.09 SAFE LIFE DEFENSE LLC
  • US12410997B2 patent drawing
  • US12410997B2 patent drawing
  • US12410997B2 patent drawing

AI summary

An ammunition magazine pouch is described herein. The ammunition magazine pouch includes a magazine support assembly including an interior surface defining a magazine chamber extending between an open top end and a closed bottom end. The magazine chamber is sized and shaped to receive at least one ammunition magazine therein. The magazine support assembly includes a front cover member including an inner surface defining a portion of the magazine chamber, a back plate member coupled to the front cover member to define the magazine chamber therebetween, and a tensioning assembly coupled to the front cover member and the back plate assembly for adjusting a distance between an upper portion of the front cover member and an upper portion of the back plate member to adjust a width of the open top end of the magazine chamber.