Reciprocating Magazine Release for Ambidextrous Firearm Ejection
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Solution Overview
Problem
Firearms are typically designed for magazine ejection using either the right or left thumb, but not both, limiting ambidextrous functionality.
Innovation Solution
A Reciprocating Ambidextrous Magazine Release System (RAMRS) that allows magazine ejection with either thumb or a pinching motion, and can be easily installed as a 'Drop-In' modification without altering the firearm's original configuration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a firearm is designed with a single-sided magazine release (right or left thumb only), then the device complexity is reduced and manufacturing is simpler, but the adaptability and ease of operation are limited for ambidextrous users
Solution Approach 1:
The magazine release system is segmented into two independent actuators: a right thumb actuator and a left thumb actuator. Each actuator can independently release the magazine, allowing ambidextrous operation. The segmentation of functions into separate components resolves the contradiction by providing versatility without requiring a completely complex redesign of the entire release mechanism.
Solution Approach 2:
The magazine release system is designed with multi-functionality to accommodate different user preferences and needs. The same system can be operated by either the right thumb, left thumb, or a combination of both thumbs, making it universal for right-handed, left-handed, and ambidextrous users. This multi-functional design improves adaptability while maintaining reasonable complexity through shared mechanical components.
2Ease of operation
If a reciprocating cam mechanism is added to enable ambidextrous operation, then the ease of operation is improved, but the device complexity and manufacturing difficulty increase
Solution Approach 1:
The reciprocating cam mechanism is nested within the existing magazine release structure. The cam is positioned between the right and left thumb actuators, and its reciprocating motion is integrated into the existing release pathway. This nesting approach allows the complex function to be added without requiring complete disassembly or major modifications to the firearm, improving ease of manufacture and installation.
Solution Approach 2:
The reciprocating cam acts as an intermediary mechanism that translates the action of either thumb actuator into magazine release. When either the right or left thumb actuator is pressed, the cam reciprocates to engage the magazine release latch. This intermediary component simplifies the overall operation by providing a unified mechanical pathway that handles both ambidextrous inputs, while the cam itself can be manufactured as a single piece or simple assembly.
3Ease of operation
If the magazine release system is designed to accommodate users of varying hand strength, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The magazine release system incorporates dynamic elements including spring-loaded actuators and a reciprocating cam mechanism that can adapt to different input forces. The springs provide assistance for users with weaker hand strength, while the cam mechanism efficiently translates even small forces into effective magazine release. This dynamic design allows the same system to accommodate a wide range of hand strengths without requiring multiple configurations or adjustable components.
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
Enables ambidextrous magazine ejection with ease, accommodating users of varying hand strength and adaptability to different firearm types.
Implementation Method 1
A spring is nestled into a spring divot of the reciprocating cam bracket and biases the right thumb actuator in a First Direction
Data Source
AI summary
A firearm ambidextrous magazine release utilizing a reciprocating action mechanism. In some embodiments a firearm ambidextrous magazine release configured to be utilized in Glock type firearms.


