Cable Harness Receiving Structure for Precise Magnetic Element Positioning

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Solution Overview

Problem

The challenge lies in precisely positioning magnetic components within cable ducts and channels to ensure electromagnetic compatibility in motor vehicle and industrial wiring systems, as existing methods lack a direct and secure connection between magnetic elements and cable guiding structures.

Innovation Solution

A cable receiving device is designed with a magnetic element and a plastic molded part, where the magnetic element is securely fastened in a form-locking or material-fit manner within the device, ensuring exact positioning and electromagnetic compatibility by integrating the magnetic element directly into the cable guiding structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If magnetic elements are not directly connected to cable ducts or cable channels, then manufacturing and assembly are simpler, but exact positioning of magnetic elements becomes complex

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidpositioning precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The magnetic element is directly integrated into the cable duct or cable channel as a single component. The cable duct/channel is designed with a receiving section that accommodates the magnetic element, combining previously separate components (magnetic element and cable duct) into one unified structure. This merging ensures exact positioning of the magnetic element while maintaining manufacturing feasibility through integrated production processes.

Inventive Principle:
Principle #5Merging (Combining)

2Manufacturing precision

If magnetic elements are directly integrated into cable ducts or cable channels, then positioning precision is improved, but device complexity increases

Engineering Contradiction:
Improvepositioning precisionVSAvoidstructural complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The cable duct or cable channel is designed to serve multiple functions simultaneously: it provides mechanical guidance for the cable strand through its cable guiding section and houses the magnetic element for electromagnetic compatibility in its receiving section. This multi-functionality reduces the need for separate components, thereby maintaining structural simplicity while achieving precise positioning and electromagnetic shielding in a single integrated structure.

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

3Reliability

If magnetic elements are secured with complex fastening methods, then connection reliability is improved, but assembly time increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The magnetic element is pre-positioned and secured within the receiving section of the cable duct or cable channel during the manufacturing process. The receiving section is designed with features that automatically secure the magnetic element in its correct position, eliminating the need for complex fastening operations or additional assembly steps. This preliminary action ensures reliable connection while significantly reducing assembly time.

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

This solution provides a reliable and precise positioning of magnetic elements, enhancing electromagnetic compatibility and simplifying the assembly process by creating a secure and durable connection between the magnetic elements and the cable guiding structure.

Implementation Method 1

a magnetic element (7) for absorbing electromagnetic radiation

Methodology Applied
Scientific EffectElectromagnetic radiation absorption: Absorption (EM radiation)

Data Source

PatentUS12003081B2Cable receiving device, cable harness and method
Publication Date: 2024.06.04 DELFINGEN FR ANTEUIL
  • US12003081B2 patent drawing
  • US12003081B2 patent drawing
  • US12003081B2 patent drawing

AI summary

A cable receiving device for a cable harness, comprising: a magnetic element for absorbing electromagnetic radiation, and a plastic molded part, wherein the plastic molded part comprises a cable guiding section for guiding a cable strand of the cable harness and a receiving section for receiving the magnetic element, and wherein the magnetic element is fastened in or on the receiving section in a form-locking manner and/or a material-fit manner.