Modular Firearm Magazine Housing Section Design

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Solution Overview

Problem

Current cartridge magazines for portable firearms have limited capacity and manageability, with high-capacity magazines being difficult to manufacture and adapt, and existing extensions offering little appreciable increase in capacity while requiring additional space.

Innovation Solution

A housing section design that accommodates multiple rows of cartridges in different configurations, allowing for adaptable capacity by rearranging row configurations within the magazine, using existing interchangeable magazines and internal functional elements, and incorporating a locking system for secure operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the magazine capacity is increased by adding extensions, then the cartridge storage capacity increases, but the device complexity and manufacturing difficulty increase significantly

Engineering Contradiction:
Improvecartridge storage capacityVSAvoidmanufacturing complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The magazine is divided into a base section and interchangeable housing sections. Each housing section can be manufactured separately and then assembled to the base, allowing for simplified production of individual components while achieving high overall capacity when multiple sections are combined.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base section and housing sections are designed with standardized locking interfaces that allow different housing sections to be interchanged on the same base. This universal design enables a single base to support multiple configurations and capacities, reducing overall manufacturing complexity.

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

2Quantity of substance

If the magazine capacity is increased, then more cartridges can be stored, but the manageability and handling become more difficult

Engineering Contradiction:
Improvecartridge storage capacityVSAvoidmanageability
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

By dividing the magazine into modular sections, each section maintains a manageable size and weight. Users can attach only the housing sections needed for their specific situation, avoiding the handling difficulties of a single large high-capacity magazine.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magazine configuration is made dynamic and adaptable. Users can change the number and type of housing sections attached to the base depending on mission requirements, allowing optimization between capacity and manageability for different operational contexts.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If different row configurations are used within the magazine, then the adaptability and versatility increase, but the device complexity increases

Engineering Contradiction:
Improverow configuration adaptabilityVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The locking interface design provides universality, allowing the same base section to accommodate multiple types of housing sections with different row configurations. This standardized interface enables configuration adaptability without requiring complex internal structures in each component.

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

Solution Approach 2:

Different housing sections can be optimized with specific local characteristics (such as single-row, double-row, or offset configurations) suited for particular cartridge types or operational needs, while the overall system maintains simplicity through standardized connection points.

Inventive Principle:
Principle #3Local quality

4Adaptability or versatility

If the housing section design accommodates multiple row configurations, then the versatility increases, but the manufacturing precision requirements increase

Engineering Contradiction:
Improvehousing section versatilityVSAvoidlocking interface precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The locking interface is designed as a universal connection system with standardized dimensions and tolerance specifications. This allows the same interface design to accommodate multiple housing section types while maintaining achievable manufacturing precision through consistent design standards.

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

Solution Approach 2:

The design allows for parameter standardization in the locking interface (such as standardized bore diameters, engagement depths, and tolerance ranges) that enables versatile housing section configurations while keeping manufacturing precision requirements within practical limits.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12055361B2Housing section for a cartridge magazine for a portable firearm, cartridge magazine with housing section, conversion kit, method for conversion of a cartridge magazine, and method for operating a portable firearm
Publication Date: 2024.08.06 SCHMEISSER GMBH
  • US12055361B2 patent drawing
  • US12055361B2 patent drawing
  • US12055361B2 patent drawing

AI summary

A housing section for a cartridge magazine for a portable firearm, the housing section including: a housing section shell including an inside shell surface, an outside shell surface, and an interior space which forms a first region and a second region; a housing section top side having a first opening cross section; a housing section bottom side having a second opening cross section; a first cross section forming the first region and being configured for accommodating a first number of rows of a plurality of cartridges arranged next to one another; and a second cross section forming the second region and being configured for accommodating a second number of rows of the plurality of cartridges arranged side-by-side, the second number and the first number differing from one another by at least one full numerical value, the first cross section being consistent with the first opening cross section.