Diverging Channel Cable Manifold for Fiber Retention

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Solution Overview

Problem

Existing solutions for managing and protecting optical fiber cables within telecommunications equipment, such as fiber optic systems, lack efficient routing, protection, and retention mechanisms, particularly in demarcation points within protective cabinets or enclosures.

Innovation Solution

A cable manifold assembly and telecommunications closure system that includes a body with a side wall and base wall forming an interior volume, an insert with a channel that diverges from a closed end to an open end, and a cover that can selectively attach to obscure the open end, providing organized routing, protection, and retention of optical fiber cables.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional cable management methods are used in demarcation points, then cable routing is possible, but cable protection and retention are insufficient

Engineering Contradiction:
Improvecable protectionVSAvoidcable management structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cable management system is divided into distinct functional segments: the body housing, the insert with channel, and the cover. This segmentation allows each component to perform its specific function (routing, receiving, protecting) independently while working together as a unified system, improving cable protection without requiring a monolithic complex structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insert including the channel is nested within the body of the manifold assembly, and the cover is designed to attach to the body to enclose the insert. This nested configuration allows compact integration of multiple functional elements (routing pathway, cable receiving channel, protection cover) into a single integrated structure, enhancing protection while maintaining simplicity.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If additional clips and complex mechanisms are added for cable retention, then cable security improves, but device complexity increases

Engineering Contradiction:
Improvecable retentionVSAvoidcable management components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The insert with the diverging channel is designed to automatically guide and retain cables through its geometric configuration. The channel diverges from a closed end to an open end, creating a self-gripping effect that naturally secures cables without requiring additional clips or active retention mechanisms. The structure serves itself by using its own shape to perform the retention function.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The insert appears to utilize a flexible or compliant material that can deform slightly to accommodate cables of varying sizes while maintaining retention. This flexibility allows the channel to adapt to different cable diameters and shapes, providing reliable cable security through the insert's own elastic properties rather than through complex mechanical clips.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If a closed pathway is used for cable routing, then cable protection is improved, but cable access and installation become more difficult

Engineering Contradiction:
Improvecable protectionVSAvoidcable installation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cover is designed to be selectively attachable and detachable from the body, transforming the cable management system from a permanently closed structure to a dynamic one. During installation, the cover can be removed to provide easy cable access to the open end of the channel. After installation, the cover is attached to enclose and protect the cables. This dynamic configuration resolves the contradiction between protection and accessibility.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250155661A1Cable manifold assembly and fiber optic closure
Publication Date: 2025.05.15 AFL COMM LLC
  • US20250155661A1 patent drawing
  • US20250155661A1 patent drawing
  • US20250155661A1 patent drawing

AI summary

A cable manifold assembly and a telecommunications closure are provided. The cable manifold assembly includes a body having a side wall and a base wall, the side wall and base wall forming an interior volume, the base wall forming an insert opening, and the body forming a pathway extending from the insert opening. An insert including a member is extendable into the insert opening and pathway at the body. The insert forms a channel at the member. The channel diverges from a closed end proximate to the insert opening to an open end distal to the closed end. The channel is configured to receive a cable at the channel from the open end. A cover is configured to selectively attach to the body to obscure the open end.