Magnetic Fastener for Cargo Retention with Segmented Design

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Solution Overview

Problem

Existing cargo retention systems face inefficiencies in securing cargo to various surfaces due to the need for multiple attachment methods and the risk of fasteners disengaging during tightening, which complicates the process and reduces operator efficiency.

Innovation Solution

A magnetic fastener system that combines a magnetic portion and a mechanical portion, where the magnetic portion secures the fastener to the surface initially and the mechanical portion takes over after tightening, ensuring consistent engagement and easy reattachment across different cargo support surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a mechanical fastener is used to secure cargo to a surface, then the fastener can provide strong retention force, but the fastener may disengage during the tightening process and require frequent reattachment

Engineering Contradiction:
Improvefastener engagement stabilityVSAvoidoperator efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The fastening system is divided into two distinct portions: a magnetic portion for initial securement and a mechanical portion for final tightening. This segmentation allows each portion to perform its specialized function optimally, with the magnetic portion preventing disengagement during the tightening process and the mechanical portion providing strong retention force.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic portion performs preliminary action by securing the fastener to the surface before the tightening process begins. This preliminary securement ensures the fastener remains in position during tightening operations, preventing disengagement and eliminating the need for frequent reattachment.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If a magnetic fastener is used to secure cargo to a surface, then the fastener can be easily attached and removed, but the magnetic force alone may be insufficient for heavy cargo retention

Engineering Contradiction:
Improvefastener attachment easeVSAvoidretention force
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The system merges magnetic and mechanical fastening mechanisms into a single integrated fastener. The magnetic portion provides easy attachment and initial securement, while the mechanical portion contributes additional retention strength. The combined system achieves both ease of operation and sufficient strength for heavy cargo retention.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

Different portions of the fastener have different functional qualities: the magnetic portion is optimized for easy attachment and preliminary securement, while the mechanical portion is optimized for strong retention force. This local differentiation of quality allows each portion to excel at its specific function while contributing to overall system performance.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If multiple attachment methods are used to secure cargo to different surfaces, then the system can adapt to various surfaces, but the complexity of the attachment process increases

Engineering Contradiction:
Improvesurface compatibilityVSAvoidattachment process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The fastener is designed with universal adaptability by incorporating both magnetic and mechanical attachment capabilities in a single device. This multi-functionality allows the fastener to work with different surface types and conditions without requiring multiple specialized attachment devices, thereby reducing overall system complexity while maintaining versatility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 magnetic fastener system enhances cargo retention by reducing the need for frequent reattachment and maintaining secure engagement throughout the tightening process, improving operational efficiency and versatility across different surfaces.

Implementation Method 1

The magnetic portion securely holds the fastener contactingly adjacent a surface before operation of a tightening member

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Data Source

PatentUS11590878B1Magnetic fastener for cargo retention
Publication Date: 2023.02.28 ETZKORN ENTERPRISES LLC
  • US11590878B1 patent drawing
  • US11590878B1 patent drawing
  • US11590878B1 patent drawing

AI summary

An apparatus, system, and method of using the apparatus and system may generally include a strap or retention device. A first end of a fastener is operatively coupled to the strap that is configured to retain a cargo contactingly adjacent a cargo support surface. A second end of the fastener is operatively coupled to the first end. The second end has a double rod formation. A magnet may be supported in a housing in the second end. The magnet may be held in position within a recess feature of the housing. A support structure 212 may be disposed between the double rod formation to provide additional strength and stability. The support structure may be made of metal, polymer, or other suitable material. The magnet that is configured to support the second end adjacent a side of the cargo support surface, wherein the side does not produce its own magnetic field.