Cable Tensioning with Balance Feedback to Prevent Tangling

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing cable tensioning systems rely on manual adjustment, which is inefficient and prone to tangling, and there is a need for improved systems to maintain consistent cable tension during servicing operations.

Innovation Solution

A cable tensioning system with gripping elements that actively maintain tension by rotating about a balance point, using sensors and motors to adjust cable tension based on detected changes, and incorporating a counterweight for balance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If manual cable tensioning is used, then device complexity is reduced, but cable tension consistency deteriorates and tangling increases

Engineering Contradiction:
Improvesystem complexityVSAvoidcable tension consistency
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The cable tensioning system uses sensors to automatically detect cable tension status and triggers motors to adjust tension without manual intervention. The system serves itself by monitoring its own state and making corrective actions, eliminating the need for continuous manual adjustment while maintaining consistent tension.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system incorporates sensors that continuously monitor cable tension and provide feedback to the control mechanism. When tension deviates from the desired range, the feedback signal activates motors to restore proper tension, creating a closed-loop control system that maintains reliability without increasing overall complexity.

Inventive Principle:
Principle #23Feedback

2Reliability

If active tensioning systems are implemented, then cable tension consistency is improved, but device complexity increases

Engineering Contradiction:
Improvecable tension consistencyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cable tensioning system is divided into independent modular components: sensors for detection, motors for actuation, and a control mechanism for coordination. Each component performs a specific function and can be independently adjusted or replaced, managing complexity through functional segmentation while maintaining overall system reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from static manual tensioning to dynamic automated tensioning. Motors provide active force adjustment based on real-time sensor feedback, allowing the system to adapt to changing cable tension conditions automatically. This dynamic capability ensures consistent tension while the modular architecture keeps complexity manageable.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If manual tension adjustment is used, then ease of operation is maintained, but productivity deteriorates

Engineering Contradiction:
Improveoperation simplicityVSAvoidservicing efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The cable tensioning system automatically monitors and adjusts tension without requiring continuous manual intervention. Operators simply need to initialize the system, after which it self-regulates tension throughout the servicing operation, maintaining ease of operation while dramatically improving productivity by eliminating repetitive manual adjustment tasks.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The automated tensioning system maintains continuous cable tension control throughout the entire servicing operation, rather than requiring periodic manual adjustments. This continuous active management ensures consistent cable performance and prevents tangling, improving productivity without complicating operator tasks.

Inventive Principle:
Principle #20Continuity of useful 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

The system effectively maintains cable tension within a tight tolerance, reducing tangling and ensuring consistent tension during dynamic operations, even with varying loads.

Implementation Method 1

the cable tensioning system can include a counterweight and logic element configured to sense changes to a balance of the cable tensioning system about the balance point

Methodology Applied
Scientific EffectGravitation: Gravitation

Implementation Method 2

grip the cable and rotate the cable in a longitudinal direction

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP4082954B1Cable tensioning systems
Publication Date: 2026.02.25 GENERAL ELECTRIC CO
  • EP4082954B1 patent drawingFigure 1~2
  • EP4082954B1 patent drawingFigure 3~4
  • EP4082954B1 patent drawingFigure 5

AI summary

A cable tensioning system (100) including: a body (102) defining a balance point (104); a cable receiving area (112) having gripping elements (114) configured to grip and bias a cable (C) relative to the cable tensioning system (100); and a sensor configured to sense changes to a balance of the body (102) about the balance point (104), wherein the cable tensioning system (100) is configured to maintain the cable (C) within a preset range of tensions