Modular Fiber Cassettes with Multi-Directional Access
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Solution Overview
Problem
Existing optical fiber management systems face challenges in achieving high connection density, easy access for installation and maintenance, and protection from excessive bending and external damage, while also providing options for cable routing and splicing in a compact and cost-effective manner.
Innovation Solution
Modular optical fiber management cassettes with nested components and resilient connections that allow for easy assembly and disassembly, incorporating a radius limiter and splice tray for fiber protection and management, enabling scalable port density and supporting both patch and splice applications in harsh environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional protective shrouds or doors are used, then fiber and connector protection is improved, but connection density and access flexibility are worsened
Solution Approach 1:
The connection apparatus is divided into multiple independently accessible sides (front, rear, and at least one side) with each side providing protected access to different portions of fibers and connectors. This segmentation allows high connection density while maintaining protection and access flexibility simultaneously.
Solution Approach 2:
The invention transitions from traditional single-plane access to multi-dimensional access by providing entry points at the front, rear, and sides of the apparatus. This spatial distribution enables technicians to access fibers and connectors from multiple directions without compromising protection or increasing density constraints.
2Reliability
If fibers are routed through limited paths (top and bottom or side slots), then protection from damage is improved, but routing options and traceability are worsened
Solution Approach 1:
The apparatus provides multiple discrete routing paths for fibers by allowing entry at the front, rear, and sides. Each side offers independent routing options, enabling technicians to trace and manage individual fibers through specific paths while maintaining overall protection within the enclosed structure.
Solution Approach 2:
Different sides of the apparatus are designed with specific routing characteristics and access features tailored to local requirements. Each side provides customized routing options appropriate for its position and function, optimizing both protection and ease of operation for different fiber management needs.
3Area of stationary object
If high connection density is achieved in small space, then space utilization is improved, but access for installation and maintenance becomes more difficult
Solution Approach 1:
The apparatus is segmented into multiple accessible sides, each providing dedicated access to specific fiber and connector groups. This segmentation allows technicians to work on individual sections without navigating through a dense clutter of connections, maintaining ease of operation while achieving high overall density.
Solution Approach 2:
By distributing access points across multiple dimensions (front, rear, sides), the invention enables technicians to approach the high-density connection array from various angles and directions, effectively reducing the perceived density and improving accessibility without increasing the overall apparatus footprint.
Data Source
AI summary
The present invention provides modular cassettes for fiber management applications. Cassettes in accordance with the present invention comprise plural functional components that nest into a main housing portion to support various application and fiber types. In accordance with the present invention, such components can be added or removed depending on the application and configuration needs of the use environment. Advantageously, cassettes in accordance with the present invention incorporate resilient connections and nested internal components for easy assembly and disassembly with minimal tools.