Optoelectrical Connector Segmented Housing Uniform Pressing

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Solution Overview

Problem

Existing optoelectrical connectors face instability in electrical connections and decreased optical coupling efficiency due to differences in resistive forces applied to electrical wires and optical fibers from a mating connector.

Innovation Solution

The optoelectrical connector includes a housing with separate housing parts for electrical wires and optical fibers, and a pressing part that can be adjusted to apply uniform resistive forces to the leading ends of both electrical wires and optical fibers, ensuring stable connections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If electrical wires and optical fibers are connected separately without uniform pressing, then the connector structure is simple, but the electrical connection stability deteriorates and optical coupling efficiency decreases

Engineering Contradiction:
Improveelectrical connection stabilityVSAvoidconnector structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The connector is divided into separate electrical wire housing parts and optical fiber housing parts, each with dedicated pressing parts. This segmentation allows independent optimization of pressing forces for electrical wires and optical fibers, ensuring stable electrical connections and high optical coupling efficiency without requiring complex integrated pressing mechanisms.

Inventive Principle:
Principle #1Segmentation

2Reliability

If different resistive forces are applied to electrical wires and optical fibers, then the connector structure is simple, but the load distribution becomes uneven causing connection instability

Engineering Contradiction:
Improveconnection stabilityVSAvoidpressing mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Different pressing parts are provided for electrical wires and optical fibers, each optimized for its specific requirements. The pressing parts have different structures and pressing forces tailored to the local needs of electrical wires versus optical fibers, achieving uniform load distribution and stable connections without requiring a complex unified pressing system.

Inventive Principle:
Principle #3Local quality

3Manufacturing precision

If a unified pressing mechanism is used for both electrical wires and optical fibers, then the device complexity is reduced, but the manufacturing precision of connection quality deteriorates

Engineering Contradiction:
Improveconnection quality precisionVSAvoidpressing mechanism complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The housing is segmented into electrical wire housing parts and optical fiber housing parts with separate pressing mechanisms. This allows independent control of pressing forces and positions for electrical wires and optical fibers, ensuring high manufacturing precision for both connection types without requiring a complex integrated pressing system.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250093596A1Optoelectrical connector
Publication Date: 2025.03.20 SUMITOMO ELECTRIC INDUSTRIES LTD
  • US20250093596A1 patent drawing
  • US20250093596A1 patent drawing
  • US20250093596A1 patent drawing

AI summary

An optoelectrical connector includes a plurality of electrical wires each extending along a first direction, a plurality of optical fibers each extending along the first direction, a housing configured to house the plurality of electrical wires and the plurality of optical fibers, and a pressing part configured to be pressable against at least one of each leading end of the plurality of electrical wires or each leading end of the plurality of optical fibers along the first direction. Each leading end of the plurality of electrical wires and each leading end of the plurality of optical fibers are exposed at an end face of the housing.