Firearm Magazine Release Blocking System
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Solution Overview
Problem
Firearms, such as AR-15 and M4 style rifles, lack a mechanism to securely prevent accidental release or insertion of magazines when the upper and lower receivers are attached, posing a safety concern during operation.
Innovation Solution
A magazine release blocking system comprising a blocking element that is positioned within a channel between the upper and lower receiver surfaces, which is spring-biased to either inhibit or allow movement of the magazine release button based on the receivers' configuration, ensuring the magazine remains locked when the firearm is in a firing position and can be released when the receivers are separated.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the magazine release button is always accessible, then magazine insertion and removal is convenient, but accidental release during firing is possible creating a safety hazard
Solution Approach 1:
The blocking element is designed to be movable between a blocked position (when the upper receiver is attached to the lower receiver) and an unblocked position (when the receivers are separated). This dynamic positioning automatically adapts the magazine release accessibility based on the receiver configuration, preventing accidental release during firing while maintaining convenience when the firearm is disassembled for cleaning or maintenance.
Solution Approach 2:
A blocking element is introduced as an intermediary component between the upper receiver and the magazine release mechanism. This blocking element physically intervenes to prevent the magazine release button from being actuated when the upper receiver is attached, thereby eliminating the harmful effect of accidental magazine release during firing operations.
2Object-affected harmful factors
If a blocking mechanism is added to prevent accidental release, then safety is improved, but device complexity increases
Solution Approach 1:
The blocking element is merged with the existing receiver assembly structure, utilizing the upper receiver itself as part of the blocking mechanism. When the upper receiver is attached to the lower receiver, its presence automatically activates the blocking function without requiring separate complex mechanisms. This integration approach provides safety while minimizing additional structural complexity.
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 system effectively prevents accidental magazine release or insertion when the firearm is in a ready-to-fire state, enhancing safety by ensuring the magazine remains secured until the user intentionally disengages the blocking element by separating the receivers.
Implementation Method 1
which is spring-biased to either inhibit or allow movement of the magazine release button based on the receivers' configuration
Data Source
AI summary
A magazine release blocking system including a blocking element and a magazine release, wherein the blocking element is positionable at least partially within a blocking element channel extending between an upper surface of a lower receiver and a magazine release button receiving cavity or a magazine release receiving cavity, and wherein the blocking element is movable between a disengaged position and an engaged position, wherein if the blocking element is in the engaged position, at least a portion of the blocking element extends such that at least a portion of the blocking element inhibits movement of the magazine release or the magazine release button, and wherein if an upper receiver of the firearm is operably positioned atop the lower receiver a surface of the upper receiver urges the blocking element to the engaged position.