Adjustable Magazine Loader With Spring-Loaded Plunger

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing ammunition magazine loading systems require significant force and time due to the increasing pressure from the spring as the magazine capacity increases, making it cumbersome to load rounds efficiently.

Innovation Solution

An adjustable magazine loader device that retains the magazine without user handling, utilizing a spring-loaded plunger and adjustable retainment system to reduce the force needed for loading, accommodating various magazine heights and calibers, and allowing for efficient reloading by minimizing user effort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If magazine capacity is increased, then ammunition storage capacity is improved, but the force required to load rounds increases significantly

Engineering Contradiction:
Improvemagazine capacityVSAvoidforce required to load rounds
Core Design Contradiction:
Quantity of substanceVSForce

Solution Approach 1:

A spring-loaded plunger acts as an intermediary mechanism between the user and the ammunition rounds. The plunger applies downward force on the rounds to depress them into the magazine, reducing the direct force the user must apply. The spring mechanism amplifies the user's input force while controlling the loading process, making it feasible to load high-capacity magazines without requiring excessive manual strength.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The device enables the magazine to load its own ammunition with minimal user intervention. Once the user initiates the loading process by activating the spring mechanism, the system automatically depresses and loads multiple rounds in sequence. The spring-loaded plunger continues to push rounds into the magazine until capacity is reached, reducing the time and effort required compared to manual loading of each round.

Inventive Principle:
Principle #25Self-service

2Quantity of substance

If magazine capacity is increased, then ammunition storage is improved, but the time required to load the magazine increases

Engineering Contradiction:
Improvemagazine capacityVSAvoidtime required to load magazine
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The spring-loaded plunger mechanism enables continuous loading action without requiring the user to manually intervene between each round. The spring stores energy and releases it in a continuous motion that depresses multiple rounds in succession, maintaining uninterrupted loading flow. This continuous action significantly reduces the total time required to fill a high-capacity magazine compared to discrete manual loading operations.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system performs the repetitive task of loading multiple rounds automatically after initial user activation. The spring mechanism self-regulates the loading process, continuously pushing rounds into the magazine until capacity is reached, thereby minimizing the time the user must spend on the loading task while maximizing the magazine's ammunition capacity.

Inventive Principle:
Principle #25Self-service

3Productivity

If user applies more force to load rounds, then loading speed is improved, but user stress and physical effort increase

Engineering Contradiction:
Improveloading speedVSAvoiduser effort and stress
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The spring-loaded plunger serves as a force-multiplying intermediary that converts moderate user input into high loading speed. The spring mechanism stores and releases energy efficiently, providing the necessary force to depress rounds quickly without requiring the user to apply excessive manual strength. This intermediary system maintains high productivity while keeping user effort and stress at manageable levels.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The device changes the physical parameters of the loading process by introducing spring tension and mechanical leverage. Instead of relying solely on direct user force, the system utilizes elastic potential energy storage and release, mechanical advantage through the plunger design, and controlled force application. These parameter changes enable fast loading speeds while reducing the peak force and stress the user must endure.

Inventive Principle:
Principle #35Parameter changes

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 significantly reduces the time and stress associated with reloading ammunition by lowering the required force and accommodating different magazine configurations, enhancing the efficiency and ease of loading process.

Implementation Method 1

utilizing a spring-loaded plunger and adjustable retainment system to reduce the force needed for loading

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS10302382B1Device for loading ammunition into magazines
Publication Date: 2019.05.28 THE KISTNER FAMILY TRUST
  • US10302382B1 patent drawing
  • US10302382B1 patent drawing
  • US10302382B1 patent drawing

AI summary

A system and method for quickly and safely inserting multiple rounds of ammunition into a magazine. The system is adjustable for various sizes of magazines and calibers of cartridges. Users depress a plunger that applies a force to the exposed cartridge in the magazine thereby compressing the spring inside the magazine and providing room for another round to be inserted into the magazine. The plunger is then released and the process can be repeated until the magazine is filled or the user is done.