Melted Cable Ends Prevent Bifurcation in Vehicle Systems

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Solution Overview

Problem

Conventional cables used in brake and transmission systems have sharp distal ends that easily bifurcate and insert into outer tubes, making assembly difficult and potentially damaging the outer tube, and existing solutions require additional components like metal sheaths that are costly and can further damage the cable.

Innovation Solution

A cable main body composed of unit filaments with melted distal ends forms a smooth, integral melted end to prevent insertion into outer tubes and enhance filament connection, which can be further sleeved with a sheath to prevent damage without additional assembly costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the cable is cut into different lengths according to various requirements, then the cable can be customized for different applications, but the distal end becomes sharp and bifurcates easily, making assembly difficult and potentially damaging the outer tube

Engineering Contradiction:
Improvecable length customizationVSAvoidassembly difficulty
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The cable end is pre-treated by melting the filaments together before assembly to form a rounded, integrated tip. This preliminary action prevents bifurcation during insertion and eliminates the need for additional protective components, directly resolving the assembly difficulty while preserving length customization flexibility

Inventive Principle:
Principle #10Preliminary action

2Reliability

If a metal sheath is added to protect the sharp distal end of the cable, then the cable end is restrained from bifurcating, but the user needs to spend additional time and money on purchasing and assembling the metal sheath

Engineering Contradiction:
Improvecable end stabilityVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The protective function previously requiring a separate metal sheath is merged into the cable structure itself by melting the filaments together to form an integrated, rounded tip. This single-action treatment provides both structural integrity and protection against bifurcation, eliminating the need for additional components while maintaining cable end stability

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the distal end of the cable is pressed to restrain it, then the cable end is secured, but the filaments may bifurcate and damage the cable

Engineering Contradiction:
Improvecable end restraintVSAvoidcable integrity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The physical state of the cable end is changed by melting the filaments together, transforming them from discrete, press-sensitive strands into a unified, rounded structure. This parameter change (from solid discrete filaments to melted integrated mass) eliminates the bifurcation risk that occurs when pressed, while still providing effective restraint

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 melted end allows for smooth cable assembly and prevents filament bifurcation, ensuring reliable connection and preventing damage to the cable, while eliminating the need for additional components like metal sheaths.

Implementation Method 1

distal ends of the unit filaments are melted to be integral to form a melted end

Methodology Applied
Scientific EffectMelting: Melting

Data Source

PatentUS10087576B2Cable-driving arrangement of a vehicle
Publication Date: 2018.10.02 WEN YUAN HUNG
  • US10087576B2 patent drawing
  • US10087576B2 patent drawing
  • US10087576B2 patent drawing

AI summary

A cable-driving arrangement of a vehicle includes a cable main body and a sheath. The cable main body is composed of a plurality of unit filaments, and distal ends of the unit filaments are melted to be integral to form a melted end. The cable main body is for being relatively positionably disposed on a vehicle with a portion near the melted end. The sheath is sleeved around the melted end.