Fiber Optic Connector Polarity Change Release Assembly

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Solution Overview

Problem

High-density interconnect panels in communication networks face challenges with obstructed access to release mechanisms, leading to increased stress on cables and connectors, which can result in latent defects and disruptions to network performance, as the compacted design hinders easy manipulation of release mechanisms.

Innovation Solution

A fiber optic connector with a releasable release assembly that includes an adapter latch or actuator subassembly and a push/pull tab subassembly, allowing for polarity change by securing and reconfiguring the release assembly on different sides of the connector housing, enabling easy access and reducing stress on cables and connectors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If high-density interconnect panels are deployed to consolidate interconnections, then connector density and space utilization are improved, but access to release mechanisms becomes obstructed and cable stress increases

Engineering Contradiction:
Improveconnector densityVSAvoidaccess to release mechanism
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The release mechanism is segmented into two distinct components: a release assembly with latch arms that engages with receivers on the connector housing, and a separate actuator tool with a T-shaped handle. This segmentation allows the release mechanism to be integrated into the compact connector while providing a dedicated tool for activation, resolving the conflict between high density and operational access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A separate actuator tool serves as an intermediary between the operator and the release mechanism. The actuator tool with its T-shaped handle provides leverage and precise positioning, enabling operators to activate the release mechanism without directly manipulating the small latch arms in the constrained space of high-density panels, thereby reducing cable stress while maintaining ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If operators use tools to activate release mechanisms in dense configurations, then access is improved, but line of sight is obstructed and installation time increases

Engineering Contradiction:
Improveaccess to release mechanismVSAvoidinstallation and maintenance time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The actuator tool is designed with a T-shaped handle and specific geometry that allows it to be pre-positioned and engaged with the release assembly before activation. The latch arms are configured to engage with receivers on the connector housing, creating a predetermined engagement path that eliminates the need for complex alignment during installation, thereby reducing installation time while maintaining ease of operation in dense configurations.

Inventive Principle:
Principle #10Preliminary action

3Area of moving object

If connector size is reduced to increase panel density, then space utilization is improved, but support cost increases and quality of service diminishes

Engineering Contradiction:
Improveconnector sizeVSAvoidquality of service
Core Design Contradiction:
Area of moving objectVSReliability

Solution Approach 1:

By segmenting the release mechanism into a compact release assembly integrated into the connector housing and a separate actuator tool, the connector size can be reduced to increase panel density while maintaining reliable release functionality. The segmented design allows the critical release components to be optimized for compactness without compromising the overall reliability of the connection system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The actuator tool serves as an intermediary that compensates for the reduced size of the connector components. By providing a larger, more manageable tool for activation, the system maintains operational reliability and quality of service even though the connector itself is miniaturized to achieve higher panel density.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11036011B2Fiber optic connector with multi-purpose release assembly configured for polarity change
Publication Date: 2021.06.15 SENKO ADVANCED COMPONENTS INC
  • US11036011B2 patent drawing
  • US11036011B2 patent drawing
  • US11036011B2 patent drawing

AI summary

Embodiments disclosed herein are directed to a fiber optic connector with that can be released from a receptacle port such as an adapter or a transceiver. The release assembly is a push/pull tab, a cable boot release and a latch controller called the release types. The fiber optic connector is field installable, and is configured to change polarity when configured with the release types.