Fiber Optic Slack Storage Bracket for Terminal Mounting

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Solution Overview

Problem

In passive optical networks, managing varying lengths of fiber optic cables between network components is challenging due to location variability, leading to excess cable length that needs to be effectively stored while considering space constraints.

Innovation Solution

A slack storage bracket system is introduced, featuring a mounting structure with a slack storage structure that includes a wall framework ensuring a minimum fiber bend radius, and a terminal mounting structure with sleeve arrangements and rails to securely hold terminals and manage excess cable slack, allowing for compact storage and easy installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If fiber optic cable length is increased to accommodate location variability, then cable coverage is improved, but excess cable slack and clutter increase

Engineering Contradiction:
Improvecable coverageVSAvoidexcess cable slack
Core Design Contradiction:
Adaptability or versatilityVSLoss of substance

Solution Approach 1:

The patent extracts the excess cable slack from the installation area by providing a dedicated storage structure (channel or bracket) that separates the functional cable length from the excess portion, effectively removing the clutter problem while maintaining adaptability

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements nesting by placing the cable storage channel within or adjacent to the terminal housing, or by integrating the slack storage bracket into the mounting structure, thereby utilizing existing space efficiently without adding external clutter

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If slack storage structure is added to manage excess cable, then cable management is improved, but device complexity increases

Engineering Contradiction:
Improvecable managementVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges the cable storage function with the existing terminal housing or mounting bracket by incorporating a channel or bracket structure that serves both structural support and cable storage purposes, thereby improving cable management without significantly increasing overall device complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mounting bracket or terminal housing is designed to serve multiple functions: providing mechanical support for the terminal, accommodating the cable slack storage channel, and facilitating installation on various surfaces, thereby achieving improved cable management through a multi-functional component rather than adding separate dedicated structures

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Area of stationary object

If compact storage structure is used to reduce space usage, then space efficiency is improved, but installation flexibility is reduced

Engineering Contradiction:
Improvespace efficiencyVSAvoidinstallation flexibility
Core Design Contradiction:
Area of stationary objectVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamics by making the slack storage bracket or channel removable or adjustable, allowing the structure to adapt to different installation scenarios and surfaces while maintaining compact form factor, thereby preserving installation flexibility despite space constraints

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10871620B2Cable slack storage system for terminal
Publication Date: 2020.12.22 COMMSCOPE TECHNOLOGIES LLC
  • US10871620B2 patent drawing
  • US10871620B2 patent drawing
  • US10871620B2 patent drawing

AI summary

A slack storage bracket is configured to mount at an installation site. The slack storage bracket includes a slack storage structure configured to receive excess length of a cable. The slack storage bracket also includes a terminal mounting structure forward of the slack storage structure. A terminal can be mounted to the terminal mounting structure of the slack storage bracket, directly, with a terminal mounting bracket, and/or with a terminal adapter. The slack length can be managed within a slack management spool, which can be mounted at the slack storage structure.