Fiber Optic Connector Shutter Alignment Mechanism

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Solution Overview

Problem

Current fiber optic connection systems lack efficient mechanisms for aligning and securing multiple optical fibers during connection and disconnection, leading to potential damage and misalignment issues.

Innovation Solution

A fiber optic connection system featuring a male and female connector design with sliding shutters and v-groove alignment structures that automatically expose and align optical fibers, ensuring secure mating and protection against macrobending.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If fiber optic connectors are exposed for connection, then alignment and connection can be performed, but the fibers are vulnerable to damage and contamination

Engineering Contradiction:
Improvefiber alignment and connectionVSAvoidfiber protection from damage
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The shutter mechanism is pre-positioned in a closed state to protect the fiber, and automatically opens only when the connector is inserted into the adapter, exposing the fiber at the precise moment needed for alignment and connection. This eliminates the need for manual fiber exposure while ensuring protection during storage and transport.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The shutter acts as an intermediary protective element between the fiber and the external environment. It allows the fiber to remain protected during most conditions while providing controlled access when needed, mediating between the need for protection and the need for connection.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If multiple fibers are aligned manually, then connection can be established, but misalignment and damage risk increase

Engineering Contradiction:
Improveconnection speedVSAvoidfiber alignment precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The v-groove alignment structures and shutter mechanism work together to automatically align multiple fibers without manual intervention. The physical geometry of the v-grooves guides the fibers into correct alignment as the connector is inserted, enabling self-alignment that reduces both time and error rates.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical alignment operations with an automated system using v-groove geometry and shutter coordination. The mechanical structure of the v-grooves performs the alignment function that would otherwise require skilled manual manipulation, improving both precision and speed.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If fiber is exposed for connection, then alignment is possible, but macrobending damage can occur

Engineering Contradiction:
Improvefiber exposure for alignmentVSAvoidmacrobending damage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The shutter is pre-positioned to cover and protect the fiber during storage and handling. It only opens when the connector is inserted into the adapter, at which point the fiber is immediately protected by the adapter structure. This preliminary protective positioning prevents macrobending damage during all conditions except the brief connection moment.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The adapter structure provides a cushioning protective environment that receives the connector and immediately secures the fiber in place. This beforehand cushioning prevents the fiber from being subjected to bending stresses or other damaging conditions during connection and disconnection operations.

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

Data Source

PatentUS11002920B2Fiber optic connection system
Publication Date: 2021.05.11 COMMSCOPE CONNECTIVITY BELGIUM BVBA
  • US11002920B2 patent drawing
  • US11002920B2 patent drawing
  • US11002920B2 patent drawing

AI summary

A fiber optic connection system (10/182/252) includes a first connection component (12/166/184/194/202/230/254) terminating a first fiber optic cable (14), the first connection component (12/166/184/194/202/230/254) including a housing (24/170/214/244/260) defining a longitudinal axis, at least one fiber (20) of the first fiber optic cable (14) fixed axially to the housing (24/170/214/244/260). A first shutter (36/206/238) is slidably movable in a direction generally perpendicular to the longitudinal axis of the housing (24/170/214/244/260), the first shutter (36/206/238) biased to a closed position to prevent exposure to the at least one fiber (20) of the first fiber optic cable (14). The first connection component (12/166/184/194/202/230/254) includes a second shutter (22/100/172/212/242/258) slidably movable in a direction generally parallel to the longitudinal axis, the second shutter (22/100/172/212/242/258) biased to a closed position to prevent the at least one fiber (20) from protruding from the first connection component (12/166/184/194/202/230/254).