Angled Magazine Positioning for Compact Firearm Ergonomics
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Solution Overview
Problem
Existing firearms designs that attempt to reduce length by positioning the magazine above or to the side of the trigger compromise ergonomics and ease of use.
Innovation Solution
A detachable magazine is positioned eccentrically and at an angle behind the trigger, within the firearm's receiver, ensuring it does not protrude beyond the receiver's transverse dimensions, thereby reducing length while maintaining ergonomic handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If the magazine is positioned above or to the side of the trigger to reduce firearm length, then the length is reduced, but ergonomics and ease of use deteriorate
Solution Approach 1:
The magazine is positioned in the longitudinal dimension behind the trigger rather than in the transverse dimension (above or to the side), allowing length reduction without compromising ergonomics. The receptacle is located at a distance from the trigger along the longitudinal axis, creating space efficiency in one dimension while preserving functionality in another.
Solution Approach 2:
The receptacle is positioned eccentrically relative to the longitudinal vertical plane passing through the barrel axis, creating an asymmetric layout that optimizes both compactness and ergonomics. This asymmetric positioning allows the magazine to be compact in the transverse direction while maintaining proper operational characteristics.
2Ease of operation
If the magazine receptacle protrudes beyond the receiver dimensions, then accessibility is improved, but the transverse dimensions increase
Solution Approach 1:
The magazine receptacle is nested within the receiver's transverse dimensions, with the magazine positioned behind the trigger rather than protruding outward. This nesting approach allows the magazine to be accessible through the longitudinal arrangement while keeping the receiver's transverse footprint compact.
Data Source
AI summary
The invention relates to firearms (mainly sports and hunting) and is a magazine-fed firearm in which the magazine is located behind the trigger and at the angle to the vertical plane. This solution allows to reduce the length of the firearm, while not complicating the process of installing the magazine.


