Modular Magazine Assembly with Segmented Tower and Body

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Solution Overview

Problem

Conventional firearm magazines often have limited capacity, especially for rapid sustained discharge, and are not interchangeable between different firearm designs, with rim fire cartridges posing a stacking challenge due to their non-uniform dimensions.

Innovation Solution

A modular magazine assembly that includes a tower and magazine body, designed to accommodate various styles and types of firearms, featuring a curved ammunition feed path and cartridge gear system that can handle rim fire cartridges, allowing for connection to multiple firearm styles and configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional magazines are designed for specific firearm styles, then reliability is improved, but adaptability deteriorates

Engineering Contradiction:
Improvemagazine reliabilityVSAvoidfirearm compatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The magazine is divided into two separable components: a magazine body and a tower. The tower contains the firearm-specific interface elements (magenta guide, feed lips, cartridge seat), while the magazine body holds the ammunition. This segmentation allows the magazine body to remain universal while the tower is customized for specific firearm styles, resolving the contradiction between reliability and adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magazine body is designed as a universal component that can accommodate multiple types of cartridges and be used with different firearm styles. The standardized interface allows a single magazine body to work with multiple towers designed for different firearms, achieving versatility without sacrificing reliability through the specialized tower design.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Productivity

If magazine capacity is increased for rapid sustained discharge, then productivity is improved, but device complexity deteriorates

Engineering Contradiction:
Improveammunition supply rateVSAvoidmagazine mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The magazine capacity is extended by adding a tower component rather than redesigning the entire magazine mechanism. The tower serves as an extension that holds additional cartridges and feeds them through the existing magazine body mechanisms, increasing capacity without proportionally increasing overall complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tower is designed to nest with the magazine body, fitting into the existing structure. The magenta guide within the tower nests with the guide in the magazine body, creating a compact integrated system that increases capacity while maintaining manageable complexity through nested integration.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If rim fire cartridges are accommodated with stacking mechanisms, then adaptability is improved, but device complexity deteriorates

Engineering Contradiction:
Improvecartridge type compatibilityVSAvoidfeeding mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The magenta guide provides a localized solution within the tower for accommodating rim fire cartridges. This specific component addresses the stacking challenge for rim fire cartridges without requiring complex mechanisms throughout the entire magazine, maintaining simplicity while achieving cartridge type compatibility.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The magenta guide acts as an intermediary element between the rim fire cartridges and the feed path. It mediates the interaction by providing the necessary guidance and alignment for rim fire cartridges with their non-uniform dimensions, enabling compatibility without complex feeding mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8196327B2Modular magazine assembly
Publication Date: 2012.06.12 RICH KEVIN WAYNE
  • US8196327B2 patent drawing
  • US8196327B2 patent drawing
  • US8196327B2 patent drawing

AI summary

A modular magazine for a firearm is disclosed. The magazine has a tower and a magazine body. The tower and magazine body are modular and can be disconnected from each other. When disconnected, the tower can be paired with other magazine bodies. Also, the magazine body may be connected to other suitable towers. Different towers may allow a magazine to connect with a plurality of styles of firearm. Also, a plurality of styles of magazine may be used with a single firearm when connected to a suitable modular tower.