Magazine Extension Segmentation for Capacity and Reliability
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Solution Overview
Problem
Existing magazine extensions for pistols often require permanent modifications or replacement of magazine components, which can compromise the reliability and increase the risk of malfunction.
Innovation Solution
A magazine extension that includes a housing with a rim, a resilient member, and a separable body design, allowing for increased ammunition capacity without altering the original magazine's spring force, and providing an ergonomic grip enhancement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If magazine extensions require permanent modification or replacement of magazine components, then ammunition capacity is increased, but reliability deteriorates and malfunction risk increases
Solution Approach 1:
The magazine extension is divided into separate components: a body portion with gripping surface, a follower portion with spring bearing surface, and a resilient member. These segments can be assembled and disassembled without permanent modification to the original magazine, maintaining reliability while increasing capacity
Solution Approach 2:
The magazine extension acts as an intermediary component between the user's hand and the original magazine. It provides additional gripping surface and capacity without directly modifying the original magazine structure, thus preserving the original magazine's reliability
2Quantity of substance
If magazine extensions are designed as permanent modifications, then ammunition capacity is increased, but ease of repair and maintenance deteriorates
Solution Approach 1:
The extension is segmented into removable components that can be easily separated from the original magazine for cleaning, maintenance, or replacement without requiring permanent modification or specialized tools
Solution Approach 2:
The resilient member is designed to be replaceable if worn or damaged, allowing recovery and replacement of only the affected component rather than the entire magazine assembly, simplifying maintenance
3Ease of operation
If magazine extensions add gripping surface, then user comfort and control are enhanced, but device complexity increases
Solution Approach 1:
The extension merges multiple functions into a single component: additional gripping surface for comfort, structural body for capacity, and integrated follower with spring bearing surface. This reduces the need for separate components while enhancing user experience
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 enhances user comfort and control while increasing ammunition capacity by up to 24% without affecting the reliability of the firearm, as it maintains the original spring force and allows for easy assembly and disassembly.
Implementation Method 1
a resilient member disposed in the opening proximate to the lower surface of the magazine extension follower and the bench such that the resilient member biases the magazine extension follower away from the lower end portion
Data Source
AI summary
A magazine extension may include a body for storing firearm ammunition. The body may include an upper end portion which includes a seat for part of a firearm. The upper end portion further may include a magazine casing receiving groove. Also, the body may include a lower end portion, and an exterior surface extending from the upper end portion to the lower end portion, as well as an opening extending into the body. The body may include a bench inside the opening. A magazine extension follower may be disposed above the bench. The magazine extension follower may include an upper surface, a lower surface, and a side wall. The magazine extension follower may form an ammunition magazine spring bearing surface. The magazine extension may include a resilient member disposed between the magazine extension follower and the bench which biases the magazine extension follower away from the lower end.