Pivotable Splice Tray for Network Access Point Enclosures

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Solution Overview

Problem

Conventional network access point (NAP) enclosures are rigid, have fixed fiber drop output angles, and often use epoxy potting assemblies, making them difficult to install and limiting their flexibility for fiber management and splicing.

Innovation Solution

A network access point enclosure with a pivotable splice tray that allows increased access to both sides during assembly, featuring a base, cover, retainer, and coupling assembly for secure and flexible fiber optic cable management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a rigid enclosure with fixed fiber drop output angle is used, then the structure is simple and stable, but installation flexibility and adaptability are reduced

Engineering Contradiction:
Improveinstallation flexibilityVSAvoidenclosure structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by making the splice tray pivotable between multiple orientations (first and second orientations) relative to the base. This allows the enclosure to adapt to different installation configurations and fiber management needs while maintaining a relatively simple overall structure. The pivotable connection enables the splice tray to be positioned at different angles, providing installation flexibility without requiring a completely complex reconfigurable enclosure design.

Inventive Principle:
Principle #15Dynamics

2Ease of manufacture

If epoxy potting assembly is used, then fiber management is secure, but the process is difficult and the enclosure becomes a one-time use item

Engineering Contradiction:
Improveassembly processVSAvoidfiber management security
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent applies segmentation by separating the fiber management function into a distinct pivotable splice tray component that can be independently assembled and configured. This replaces the monolithic epoxy potting assembly with modular components (base, cover, retainer, and splice tray) that can be assembled together, making the manufacturing process easier while maintaining secure fiber management through the pivotable tray design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies the discarding and recovering principle by eliminating the need for epoxy potting, which is a permanent and difficult-to-reverse process. The pivotable splice tray design allows for easier assembly and disassembly, enabling technicians to recover and reconfigure components if needed, rather than being locked into a permanent epoxy-filled structure.

Inventive Principle:
Principle #34Discarding and recovering

3Ease of operation

If splice tray is fixed in one orientation, then the structure is simple, but access to both sides during assembly is limited

Engineering Contradiction:
Improveaccess to splice tray sidesVSAvoidsplice tray mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies dynamics by providing a pivotable connection between the splice tray and the base, allowing the splice tray to be rotated between different orientations. This enables technicians to access both the front and rear sides of the splice tray during assembly operations, improving ease of operation without requiring an overly complex mechanism - simply a pivot joint that allows controlled rotation.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If conventional NAP enclosure is used, then manufacturing is straightforward, but fiber management and splicing capabilities are limited

Engineering Contradiction:
Improvefiber management capabilityVSAvoidenclosure assembly
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent applies segmentation by dividing the enclosure into distinct functional components: base, cover, retainer, and pivotable splice tray. This modular approach enhances fiber management and splicing capabilities by providing dedicated spaces and adjustable positions for fiber work, while maintaining ease of manufacture through standardized components that can be assembled together using conventional manufacturing techniques.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250189745A1Network access point (NAP) enclosures
Publication Date: 2025.06.12 PPC BROADBAND INC
  • US20250189745A1 patent drawing
  • US20250189745A1 patent drawing
  • US20250189745A1 patent drawing

AI summary

A network access point enclosure is configured to house a splice tray that is configured to pivot to provide increased access to opposite sides of the splice tray during assembly. The enclosure includes a base, a cover configured to be sealingly coupled with the base to form a housing, and a splice tray configured to be pivotally coupled with the base. The splice tray is configured to be pivoted between a first orientation relative to the base and a second orientation relative to the base. The splice tray is configured to form a larger angle relative to the base in the first orientation than in the second orientation, and the splice tray is configured to provide increased access to a front side of the splice tray and a rear side of the splice tray in the first orientation than in the second orientation.