Groundable Fiber Connector Metallic Clip Design

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Solution Overview

Problem

Optical fiber connectors lack a continuous ground connection, which is essential for ensuring electrical conductivity and compatibility with adapters, and existing solutions are either costly or inefficient in material usage.

Innovation Solution

The optical fiber connector design incorporates a metallic clip within a plastic housing that extends to establish an uninterrupted ground connection by pressing against a metallic part of an adapter, minimizing material usage and ensuring continuity even with imperfect matches.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a continuous ground connection is implemented in optical fiber connectors, then electrical conductivity and compatibility with adapters are ensured, but manufacturing cost and material usage increase

Engineering Contradiction:
Improveground connection continuityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The ground connection is divided into multiple segments: a first metallic section embedded in the plastic housing, a metallic clip extending from it, and a second metallic section embedded in the housing. This segmentation allows each component to be manufactured separately and assembled, reducing overall manufacturing complexity and cost while maintaining continuous ground connection reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The metallic clip is integrated with the plastic housing structure, merging the ground connection function with the housing itself. This combination eliminates the need for separate ground connection components, reducing material usage and manufacturing steps while ensuring continuous electrical conductivity from the connector to the adapter.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If metallic material is used to ensure continuous ground connection, then electrical conductivity is improved, but material cost and resource consumption increase

Engineering Contradiction:
Improveelectrical conductivityVSAvoidmetallic material usage
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

Metallic material is applied locally only where electrical conductivity is required - specifically in the first metallic section, metallic clip, and second metallic section - rather than throughout the entire connector. This localized application minimizes metallic material usage while ensuring ground connection continuity at critical interfaces with the adapter.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The metallic clip acts as an intermediary element that bridges the first and second metallic sections embedded in the plastic housing. This intermediary approach allows the ground connection to be established through minimal metallic material strategically positioned to ensure electrical continuity without requiring extensive metal usage.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the metallic clip is designed to press against the adapter metallic part, then ground connection reliability is improved, but device complexity increases

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

Solution Approach 1:

The metallic clip is designed with elastic or bendable properties, allowing it to dynamically adjust and press against the adapter's metallic part during connection. This dynamic characteristic ensures reliable ground connection contact while accommodating manufacturing tolerances and alignment variations, maintaining simplicity in the overall structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The metallic clip's elastic properties allow it to change its physical state between bent and straight configurations. When the connector is inserted into the adapter, the clip naturally bends to make contact with the adapter's metallic part, establishing the ground connection. This parameter change approach simplifies the structure by using material properties rather than complex mechanical mechanisms.

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

This design provides a cost-effective, efficient, and reliable continuous ground connection, ensuring electrical conductivity and compatibility with various adapters while reducing material costs and wear and tear.

Implementation Method 1

The metallic clip may be adapted to press against the metallic part of the optical fiber adapter in an elastic manner. The metallic clip may be elastic or bendable.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11340408B2Groundable fiber connector
Publication Date: 2022.05.24 WEINERT IND AG
  • US11340408B2 patent drawing
  • US11340408B2 patent drawing
  • US11340408B2 patent drawing

AI summary

An optical fiber connector is provided. The optical fiber connector comprises a plastic housing. The optical fiber connector comprises a metallic clip. The plastic housing is adapted to connect the optical fiber connector to an optical fiber adapter. The metallic clip is arranged at a side of the plastic housing. The metallic clip extends from the plastic housing. The metallic clip is adapted to press against a metallic part of the optical fiber adapter.