Polymeric Transition Element for Optical Fiber Retention
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Solution Overview
Problem
The high cost of connectivity and specialized hardware in outside plant applications for optical fibers due to custom assemblies and proprietary methods, which increases installation costs.
Innovation Solution
A polymeric transition element with a cable portion, furcation portion, and retention portion that surrounds the optical fiber to protect and secure it during transition from the cable to a furcation tube, featuring flexible arms or grooves for retention and easy installation into an entry port, reducing the need for additional securing means.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If custom assemblies and proprietary methods are used for optical fiber termination in outside plant applications, then connectivity reliability is improved, but installation cost and device complexity increase
Solution Approach 1:
The patent combines multiple separate components (cable management element, furcation tube, and retention mechanism) into a single integrated polymeric transition element. This merging eliminates the need for custom assemblies while maintaining connectivity reliability through the unified structure that provides both protection and retention functions.
Solution Approach 2:
The polymeric transition element serves multiple functions simultaneously: it protects the optical fiber during transition, provides structural support, and includes integrated retention features for securing the assembly. This multi-functionality replaces several specialized proprietary components with a single universal element.
2Reliability
If traditional cable transition methods are used, then fiber protection is ensured, but installation time and processing time increase
Solution Approach 1:
The transition element is designed with distinct functional segments (cable portion, furcation portion, and retention portion) that can be separately manufactured and then assembled in a single step. This segmentation allows for optimized manufacturing of each function while achieving rapid overall installation through the integrated final assembly.
Solution Approach 2:
The retention features are pre-formed as integral parts of the polymeric transition element during manufacturing. This preliminary action eliminates the need for field assembly of retention mechanisms, significantly reducing installation time while ensuring proper fiber protection is already built into the structure.
3Adaptability or versatility
If multiple separate components are used for cable to furcation transition, then functional requirements are met, but material cost and assembly size increase
Solution Approach 1:
By merging the cable management element, furcation tube, and retention mechanism into a single polymeric transition element, the patent reduces the total quantity of materials required. The integrated structure eliminates gaps and redundant materials between separate components while maintaining all necessary functional adaptability for different installation scenarios.
Data Source
AI summary
An optical fiber transition assembly comprises a cable having a first terminal end from which extends an optical fiber. A furcation tube is also provided, having a second terminal end near the first terminal end of the cable into which the optical fiber of the cable is received. A polymeric transition element surrounds the first and second terminal ends to protect and secure the optical fiber in transition from the cable to the furcation tube, the polymeric transition element being configured to be retained in an entry port of an enclosure.