Cable Exit Trough Mounting for Flexible Fiber Routing

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Solution Overview

Problem

Existing optical fiber cable management systems are inflexible and cannot adapt to changes in equipment needs, and they often fail to protect fibers from damage by bending them beyond a minimum radius of curvature.

Innovation Solution

A cable routing system featuring a cable exit trough with a support member and bracket mechanism that can be mounted to a rack system, using a fastener with a turn piece and threaded cylinder to secure the trough and protect the fibers by compressing the bracket portions, allowing for flexible routing and adaptation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed routing system is used, then installation is simple, but the system cannot adapt to changes in equipment needs

Engineering Contradiction:
Improveadaptability to equipment changesVSAvoidrouting system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The routing system is divided into modular segments including cable troughs, support members, and adjustable brackets that can be independently positioned and configured. This segmentation allows the system to adapt to changing equipment needs while maintaining overall structural organization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The routing system incorporates adjustable and reconfigurable components such as movable brackets and flexible cable pathways that can be dynamically repositioned to accommodate equipment changes, transforming a static system into an adaptable one.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If cables are routed tightly to save space, then space utilization improves, but fibers may be bent beyond minimum radius of curvature

Engineering Contradiction:
Improvespace utilizationVSAvoidfiber damage from excessive bending
Core Design Contradiction:
Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

The cable trough design incorporates varying curvature radii along its length, with larger radii in sections where cables are routed to prevent excessive bending, while maintaining compact overall dimensions through optimized local geometry.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The routing system uses curved pathways with controlled minimum radii of curvature to guide cables, ensuring that fibers are never bent beyond safe limits while still achieving efficient space utilization through optimized curved routing.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Adaptability or versatility

If a modular cable management system is implemented, then adaptability improves, but device complexity increases

Engineering Contradiction:
Improvemodularity and adaptabilityVSAvoidnumber of components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The modular components are designed with universal interfaces and standardized mounting mechanisms that allow the same basic elements to serve multiple functions and be configured in various arrangements, reducing the total number of unique parts needed while maintaining high adaptability.

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 system provides a modular and adaptable solution for managing optical fibers, ensuring they are not bent beyond a safe radius and can be easily modified to meet changing needs, while protecting the fibers from damage.

Implementation Method 1

Tightening the fastener causes the first extending portion and the second extending portion to compress

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentUS12072546B2Cable trough and method
Publication Date: 2024.08.27 COMMSCOPE TECHNOLOGIES LLC
  • US12072546B2 patent drawing
  • US12072546B2 patent drawing
  • US12072546B2 patent drawing

AI summary

The present disclosure relates generally to a cable routing system including a cable exit trough and a fastener. The cable exit tough includes a base portion, a first sidewall, and a second sidewall extending from the base portion to define a cable exit pathway. A first cutout is located between the base portion and the first sidewall, and a second cutout is located between the base portion and the second sidewall. A support member has a top edge and a bottom edge, and the support member extends on a top edge from a bottom surface of the base portion. A ledge extends perpendicular from the top edge of the support member in an opposing direction from the cable exit pathway. A first and second bracket extend from first end and a second end of the support member. A fastener is capable of extending through the slot and the receiving slot, wherein tightening the fastener causes the first extending portion and the second extending portion to compress.