Magazine Base Plate Assembly Spring Tension Release
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Solution Overview
Problem
Current magazine loading devices require excessive force and time due to the high spring bias of the magazine spring, and existing solutions often necessitate separate devices that are not attached to the magazine, making the loading process inefficient.
Innovation Solution
A magazine base plate assembly that reduces spring tension by releasing it from the bottom of the magazine, allowing easier loading and quick restoration of original tension, which can be retrofitted onto standard magazines.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the magazine spring is maintained at full tension, then the magazine is ready for immediate use, but loading becomes difficult and time-consuming
Solution Approach 1:
The base plate is designed to be movable between a first position (blocking spring exit) and a second position (allowing spring exit). This dynamic configuration allows the spring tension to be temporarily reduced during loading by moving the base plate to the second position, then restored by returning to the first position, solving the contradiction between ease of loading and operational readiness.
2Ease of operation
If a separate loading device is used to compress the spring, then cartridges can be loaded, but the device complexity increases
Solution Approach 1:
The loading function is merged with the existing base plate structure. Instead of using a separate loading device, the base plate itself is modified to include a passage and movable structure that enables spring release and reloading assistance, thereby reducing device complexity while maintaining ease of operation.
Solution Approach 2:
The magazine structure provides its own loading assistance through the movable base plate mechanism. The base plate's ability to move and allow spring exit enables the user to reload the magazine using the magazine's own structural components, eliminating the need for external loading devices.
3Reliability
If the base plate blocks the spring completely, then the spring remains under tension for immediate use, but reloading becomes difficult
Solution Approach 1:
The base plate transitions from a static blocking structure to a dynamic component that can move between positions. In the first position, it blocks the spring for operational readiness. In the second position, it allows the spring to exit, facilitating easy reloading. This dynamic behavior resolves the contradiction between reliability and ease of reloading.
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 assembly significantly reduces the force and time required for reloading, making the process more efficient and user-friendly, while maintaining the magazine's original spring tension for operational readiness.
Implementation Method 1
the magazine spring having a spring top end and a spring bottom end, wherein the magazine spring contacts at least a portion of a magazine follower at the spring top end
Data Source
AI summary
A magazine base plate assembly including a base plate having opposing interior side walls with a base plate passage extending through the base plate, and wherein at least one opposing channel is formed within each of the opposing interior side walls; and a base plate insert that is slidably positioned within at least a portion of the base plate passage between a retracted position and an extended position within at least a portion of the base plate passage, wherein in the retracted position one or more of extending tabs extend from flexible tabs into at least a portion of each of the opposing channels, and wherein if each of the flexible tabs is urged a sufficient distance towards an internal insert chamber of the base plate insert, the extending tabs are withdrawn from the opposing channels, allowing the base plate insert to move toward the extended position.