Pivotable Fiber Management Tray for Rollable Ribbon Routing

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Solution Overview

Problem

Existing optical fiber distribution systems struggle to efficiently manage rollable fiber ribbons due to their tendency to depart from the desired path, causing signal transmission reduction and fiber breakage, especially when routing includes curves.

Innovation Solution

A slidable distribution tray with pivotally mounted fiber management trays is designed to support rollable fiber ribbons, featuring specific dimensions and structures to minimize twisting and torsion, including couplers, fiber routing regions, and splice holders to manage rollable fiber ribbons efficiently.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If rollable fiber ribbons are routed through curves in existing fiber management trays, then fiber routing flexibility is improved, but individual fibers tend to depart from the desired path causing signal loss and fiber breakage

Engineering Contradiction:
Improvefiber routing flexibilityVSAvoidsignal transmission reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent employs a rollable fiber ribbon structure where fibers are bonded together in a flexible ribbon format. This allows the fiber bundle to be routed through curves while maintaining alignment, as the flexible ribbon structure prevents individual fibers from departing from the desired path while still enabling adaptive routing configurations.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

Multiple individual fibers are merged into a single rollable fiber ribbon structure. By bonding fibers together in a ribbon format, the system treats them as a unified element that can be routed through curves without individual fibers straying, thus maintaining signal integrity while achieving routing flexibility.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If typical fiber management trays are used for rollable fiber ribbons, then device compatibility is maintained, but the trays are not configured to efficiently manage rollable fiber ribbons

Engineering Contradiction:
Improvetray compatibilityVSAvoidfiber management efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The fiber management tray incorporates a pivotable fiber management module that can rotate between different positions. This dynamic configuration allows the tray to adapt to different fiber routing requirements while maintaining efficient management of rollable fiber ribbons, combining compatibility with optimized performance.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The fiber management system is divided into separate functional modules: a fixed distribution tray and a pivotable fiber management module. This segmentation allows each component to be optimized for its specific function while maintaining overall system compatibility and efficiency.

Inventive Principle:
Principle #1Segmentation

3Volume of moving object

If fiber management trays are made deeper to accommodate rollable fiber ribbons, then fiber ribbon capacity is improved, but tray mounting complexity increases

Engineering Contradiction:
Improvefiber ribbon capacityVSAvoidtray mounting complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The pivotable fiber management module is designed to nest within or attach to the existing distribution tray structure. This nesting approach allows the system to accommodate rollable fiber ribbons with increased capacity while minimizing additional mounting complexity, as the modules integrate with rather than add to the overall structural complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20250251561A1Optical fiber management tray for rollable fiber ribbons
Publication Date: 2025.08.07 COMMSCOPE TECHNOLOGIES LLC
  • US20250251561A1 patent drawing
  • US20250251561A1 patent drawing
  • US20250251561A1 patent drawing

AI summary

Optical fiber management tray with optimized dimensions and/or features for managing optical fiber ribbons at a rack mountable and slidable distribution tray of telecommunications equipment.