Wire Harness Routing Device with Separation Guide

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Solution Overview

Problem

Conventional wire harness routing devices cause damage and noise due to abrasion between the wire harness and the side wall of the excess length accommodation part when the slider moves.

Innovation Solution

A wire harness routing device with a folding guide part that curves the wire harness, an accommodation part with a separation guide part to prevent contact with the side wall, and a slidable holding member that moves along the wire harness to maintain separation, ensuring the wire harness is positioned away from the side wall.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the wire harness is accommodated in the excess length accommodation part, then the excess length of the wire harness can be stored, but the wire harness abrades with the side wall causing damage and noise

Engineering Contradiction:
Improveexcess length accommodationVSAvoidabrasion damage and noise
Core Design Contradiction:
Quantity of substanceVSObject-affected harmful factors

Solution Approach 1:

A separation guide part is introduced as an intermediary element between the wire harness and the side wall of the accommodation part. This separation guide part actively maintains a gap between the wire harness and side wall during slider movement, preventing direct contact and thus eliminating abrasion and noise while preserving the excess length accommodation function

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the wire harness is allowed to move freely in the accommodation part, then the slider can move smoothly, but the wire harness contacts the side wall causing abrasion

Engineering Contradiction:
Improveslider movementVSAvoidwire harness abrasion
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The separation guide part serves as a mediator that guides the wire harness movement while preventing contact with the side wall. It allows the wire harness to move freely with the slider while maintaining separation, thus preserving ease of operation without causing abrasion

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The separation guide part introduces a spatial dimension solution by positioning itself between the wire harness and side wall in the horizontal direction, creating a three-dimensional arrangement that allows free movement while preventing contact through spatial separation

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS11128112B2Wire harness routing device
Publication Date: 2021.09.21 AUTONETWORKS TECH LTD
  • US11128112B2 patent drawing
  • US11128112B2 patent drawing
  • US11128112B2 patent drawing

AI summary

A wire harness routing device has a wire harness, one end of which is connected to a slider that is slidably attached to a rail and the other end of which is drawn out from the rail, a folding guide part that curves the wire harness that is drawn out from the rail and folds it in the direction along the rail, and an accommodation part that has a bottom wall and a side wall that rises up from the side edges of the bottom wall. The wire harness has a straight line-shaped linear part that is disposed along the rail, and a curved part that is further folded back to conform to the opposed side of the folding guide part of the linear part, a slidable holding member, and a separation guide part that separates the linear part from the side wall is provided on the slidable holding member.