Fiber Optic Adapter Conversion for Larger-to-Smaller Mounting Openings

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Solution Overview

Problem

Existing fiber optic connection systems face challenges in adapting between different types of hardened fiber optic adapters with varying form factors, particularly when transitioning from larger to smaller adapters, which can complicate field installations and maintenance.

Innovation Solution

An enclosure system with a housing and converters that modify adapter mounting openings to accommodate different types of hardened fiber optic adapters, using seals and fastening mechanisms to ensure compatibility and sealing, allowing conversion from larger to smaller adapters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a first type of hardened fiber optic adapter with a larger form factor is installed in the housing, then the adapter provides robust connection capabilities, but the adapter occupies more space and reduces compatibility with different adapter types

Engineering Contradiction:
Improveadapter type compatibilityVSAvoidadapter mounting opening size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The converter is inserted within the first adapter mounting opening, creating a nested structure where the converter body houses the second adapter mounting opening. This allows the smaller second type adapter to be mounted within the larger first type opening space, enabling form factor conversion while maintaining structural integrity and seal integrity through the nested arrangement.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The converter acts as an intermediary component between the housing and the second type adapter. It translates the mounting interface from the first form factor to the second form factor, allowing compatibility between different adapter types without requiring direct modification of the housing or the adapter itself.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If a converter is inserted to convert the adapter mounting opening from the first form factor to the second form factor, then adapter type compatibility is improved, but the device complexity increases

Engineering Contradiction:
Improveadapter type compatibilityVSAvoidconverter installation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The converter is designed with self-contained sealing and mounting features that automatically ensure proper installation and sealing when inserted into the first adapter mounting opening. The seal engages with the housing wall upon insertion, and the converter body inherently provides the converted mounting opening, reducing the need for additional installation steps or complex alignment procedures.

Inventive Principle:
Principle #25Self-service

3Object-affected harmful factors

If seals are compressed between the converter and housing wall, and between the adapter body and converter, then environmental protection is improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improveenvironmental protectionVSAvoidseal compression precision
Core Design Contradiction:
Object-affected harmful factorsVSManufacturing precision

Solution Approach 1:

The sealing system uses compression of elastomeric seals to create effective seals at the interfaces. The seal compression mechanism accommodates reasonable variations in manufacturing tolerances by allowing the seal material to deform and conform to the mating surfaces, ensuring environmental protection without requiring extremely tight manufacturing precision.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates seamless conversion and sealing between different types of hardened fiber optic adapters, enhancing installation flexibility and maintaining environmental protection in outdoor applications.

Implementation Method 1

The first seal is compressed between the converter and the housing wall. The second seal is compressed between the adapter body and the converter.

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentUS12461316B2Fiber optic adapter conversion system
Publication Date: 2025.11.04 COMMSCOPE TECHNOLOGIES LLC
  • US12461316B2 patent drawing
  • US12461316B2 patent drawing
  • US12461316B2 patent drawing

AI summary

The present disclosure relates to enclosures, systems, methods, designs, and assemblies for converting (e.g., modifying, retrofitting, etc.) a first adapter mounting opening compatible with a first type of hardened fiber optic adapter to a second adapter mounting opening compatible with a second type of hardened fiber optic adapter.