Magazine Loading Device with Plunger and Spring Clip

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Solution Overview

Problem

Current ammunition loading and unloading processes for firearms are time-consuming, physically demanding, and often require manual effort, leading to inefficiencies and potential misfires, especially when dealing with multiple magazines or cold conditions, and lack a means for rapid bulk transfer between storage and magazines.

Innovation Solution

A magazine loading/unloading device with a durable design featuring a loader body, plunger assembly, and spring retaining clip that allows for quick and efficient loading and unloading of ammunition, reducing manual effort and enabling rapid reloading of magazines, while also facilitating bulk transfer between storage and magazines.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual loading of cartridges into magazine is performed, then the magazine can be loaded with ammunition, but the process is time-consuming and physically demanding

Engineering Contradiction:
Improveloading speedVSAvoidreloading time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The device pre-positions multiple cartridges in a loading tray before insertion into the magazine. The cartridges are arranged in the correct orientation and position in advance, allowing rapid transfer to the magazine without individual manual handling, thus resolving the time-consuming nature of traditional loading

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The loading device acts as an intermediary mechanism between the ammunition supply and the magazine. It includes a tray that holds multiple cartridges and a mechanism that transfers them en masse to the magazine, eliminating the need for direct manual insertion of each cartridge into the magazine

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If manual loading of multiple cartridges is performed, then the magazine can be fully loaded, but finger strength and dexterity requirements increase causing hand fatigue

Engineering Contradiction:
Improveloading capacityVSAvoidoperational ease
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The device prepares multiple cartridges in advance in a loading tray with proper orientation and spacing. This preliminary arrangement eliminates the need for the operator to manually position each cartridge individually, reducing finger strain and dexterity requirements while maintaining full loading capacity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The loading tray and transfer mechanism serve as an intermediary that handles the physically demanding task of positioning multiple cartridges. The operator simply inserts the tray and activates the transfer mechanism, rather than manually manipulating each cartridge, thus improving ease of operation

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If magazine spring resistance is overcome during loading, then cartridges can be loaded into the magazine, but the loading speed is reduced

Engineering Contradiction:
Improveloading efficiencyVSAvoidloading speed
Core Design Contradiction:
ProductivityVSSpeed

Solution Approach 1:

The device pre-positions cartridges in a loading tray at a position where they can be transferred to the magazine in a single motion. This eliminates the need to progressively overcome spring resistance for each cartridge, as all cartridges are loaded simultaneously when the tray is inserted and released, maintaining both speed and efficiency

Inventive Principle:
Principle #10Preliminary action

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 device enables fast and efficient loading of ammunition magazines, reducing the time required for reloading and minimizing physical strain, while being adaptable to various magazine sizes and designs, thus enhancing operational readiness and safety.

Implementation Method 1

a spring retaining clip (90) interposed into the pair of slots (45) of the reservoir (53) to hold the ammunition (120)

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

An internal spring urges a follower or pusher (a shaped piece of plastic or metal) toward the open side

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS9772152B1Ammunition storage and a magazine loading/ unloading device for weapons
Publication Date: 2017.09.26 NICCUM JEFFERY N
  • US9772152B1 patent drawing
  • US9772152B1 patent drawing
  • US9772152B1 patent drawing

AI summary

An ammunition storage and a magazine loading/unloading device for weapons. The apparatus provides for the rapid loading of ammunition into a magazine used for holding a number of rounds of ammunition. It is comprised of a loader body having a reservoir section, having a magwell section, and a connecting way to receive an ammunition magazine, and having a manner for connecting the magwell section to the reservoir section; an essentially rectangular block which slidably interfaces with the essentially rectangular inner space of the loader body and the rectangular block with an aperture for receiving a plunger handle; and a spring retaining clip to hold the ammunition in the inner space of the loader body. The device loader body can be a single or alternatively a two piece reservoir assembly and can be used as an unloading device as well.