Pivoting Fiber Optic Module Trays for Cable Access and Repair

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Solution Overview

Problem

In high-density fiber optic systems, access, cleaning, and repair pose challenges due to increased complexity and density of fiber optic equipment.

Innovation Solution

The development of telecommunications trays and modules with radius limiters, pivotable designs, and removable cassettes that facilitate cable management and provide access for cleaning and repair, incorporating features like hinge systems and linkage mechanisms to manage cables and allow for easy module removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If fiber optic equipment density is increased to meet growing capacity demand, then transmission capacity is improved, but access and repair difficulty increases

Engineering Contradiction:
Improvefiber optic equipment densityVSAvoidaccess and repair difficulty
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The telecommunications equipment is divided into modular components including removable cassettes, interchangeable modules, and separable connection units. This segmentation allows individual components to be accessed, removed, and repaired without disrupting the entire high-density fiber optic system, thereby maintaining equipment density while improving accessibility for maintenance operations.

Inventive Principle:
Principle #1Segmentation

2Quantity of substance

If fiber optic cable density is increased to meet capacity demand, then transmission capacity is improved, but cable management difficulty increases

Engineering Contradiction:
Improvefiber optic cable densityVSAvoidcable management complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

Cable management arms and guiding structures serve as intermediary elements between the high-density fiber optic cables and the connection points. These intermediaries organize and route cables systematically, reducing chaos and complexity in cable management while preserving the high cable density required for increased transmission capacity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Length of moving object

If fiber optic cable length is increased to reach connection points, then connectivity is improved, but cable stress increases

Engineering Contradiction:
Improvefiber optic cable lengthVSAvoidcable stress
Core Design Contradiction:
Length of moving objectVSStress or pressure

Solution Approach 1:

Cable management arms and routing structures are pre-configured to guide cables along optimal paths before connections are made. This preliminary organization ensures that cables of appropriate lengths are routed efficiently, minimizing unnecessary cable length and reducing stress on the fiber optic cables while maintaining connectivity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260036778A1Telecommunications module arrangements
Publication Date: 2026.02.05 COMMSCOPE CONNECTIVITY BELGIUM BVBA
  • US20260036778A1 patent drawing
  • US20260036778A1 patent drawing
  • US20260036778A1 patent drawing

AI summary

A telecommunications tray is configured for mounting to a telecommunications fixture. The tray includes a removably mounted telecommunications module that defines a body that is enclosed by a cover to define an interior. The module includes radius limiters within the interior for managing cables and defines connection locations for inputting and/or outputting signals via cables for processing within the module, the telecommunications module movably mounted to the tray.