Ferrule Socket Interface with Elastomeric Gasket

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Solution Overview

Problem

Optical interconnects used in computing networks face challenges with misalignment and contamination, which can disrupt data transmission and damage components due to applied forces and environmental contaminants, respectively.

Innovation Solution

A system that includes a ferrule interface with a socket, utilizing a gasket for compression and alignment features to secure the ferrule, along with a boot for sealing, to maintain proper alignment and prevent contamination, and an elastomeric gasket that can withstand significant elastic deformation and high temperatures.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If a ferrule is interfaced with a socket in optical interconnects, then data transmission speed is improved, but misalignment occurs causing data disruption

Engineering Contradiction:
Improvedata transmission speedVSAvoidalignment precision
Core Design Contradiction:
SpeedVSMeasurement precision

Solution Approach 1:

The patent introduces a socket as an intermediary component between the ferrule and the optical interconnect system. The socket provides precise mechanical guidance and positioning features that ensure accurate alignment of the ferrule during insertion, eliminating misalignment issues while maintaining high data transmission speed through proper optical coupling.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The socket is designed with pre-formed alignment features and mechanical guides that prepare the interface for precise ferrule positioning before actual optical coupling occurs. This preliminary mechanical alignment ensures that when the ferrule is inserted, it is already properly positioned, preventing data disruption from misalignment.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If mechanical forces are applied to the ferrule for secure connection, then connection reliability is improved, but component damage may occur

Engineering Contradiction:
Improveconnection reliabilityVSAvoidcomponent strength
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The patent incorporates compliant elements and cushioning features within the socket structure that absorb and distribute mechanical forces applied during ferrule insertion and securing. These elements provide gradual, controlled mechanical engagement that achieves reliable connection without concentrating excessive stress that could damage the ferrule or other optical components.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of operation

If the optical interconnect is exposed to the environment for easy access, then ease of operation is improved, but contamination occurs disrupting data transmission

Engineering Contradiction:
ImproveaccessibilityVSAvoidcontamination
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent employs sealing elements such as gaskets or flexible membrane structures within the socket assembly that create protective barriers between the optical components and the external environment. These flexible sealing elements maintain accessibility for connection and disconnection operations while preventing environmental contaminants from reaching and damaging the sensitive optical surfaces.

Inventive Principle:
Principle #30Flexible shells and thin films

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

The system ensures secure alignment and sealing of optical components, reducing the risk of data disruption and damage from mechanical stress and contaminants, while accommodating mechanical tolerances and maintaining signal integrity.

Implementation Method 1

an elastomeric gasket that can withstand significant elastic deformation

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

utilizing a gasket for compression and alignment features to secure the ferrule

Methodology Applied
Scientific EffectCompression force: Compression

Data Source

PatentUS10330872B2Interfacing a ferrule with a socket
Publication Date: 2019.06.25 HEWLETT PACKARD ENTERPRISE DEV LP
  • US10330872B2 patent drawing
  • US10330872B2 patent drawing
  • US10330872B2 patent drawing

AI summary

A system for interfacing a ferrule with a socket includes a socket, a cover to optically couple a ferrule to the socket, and a gasket interposed between the cover and the ferrule. The gasket applies a compression force against the ferrule to secure the ferrule to the socket.