Stackable Fiber Optic Holding Device for PCB Space Reduction

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Solution Overview

Problem

Conventional methods for holding cylindrical fiber optic components on printed circuit boards are inefficient, as they either require gluing, which makes components difficult to replace, or spreading out, which occupies excessive space and leads to connection errors.

Innovation Solution

A stackable holding device with recesses and capture mechanisms that allow for easy attachment and removal of cylindrical fiber optic components, minimizing space usage and preventing connection errors, using flexible materials and adhesive tapes for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If fiber optical components are glued together, then they are securely attached, but they cannot be separated or replaced

Engineering Contradiction:
Improvesecure attachmentVSAvoidcomponent replaceability
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The holding device is divided into separate modular components: a base body with first capture elements and additional body parts with second capture elements that can be stacked and interconnected. This segmentation allows the fiber optical component to be securely held by the capture elements while enabling easy separation and replacement by simply detaching the stacked body parts, eliminating the need for gluing.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If fiber components are spread out on the printed circuit board, then they are easily accessible, but they occupy excessive space and lead to connection errors

Engineering Contradiction:
Improvecomponent accessibilityVSAvoidspace occupation
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The holding device utilizes the vertical dimension by employing stackable body parts that can be stacked on top of each other. This three-dimensional arrangement allows multiple fiber optical components to be held in a compact vertical space rather than spreading them out horizontally, significantly reducing the area occupied on the printed circuit board while keeping components accessible through the vertical stacking structure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If conventional fiber component holder clips are used, then components are held in place, but the fiber track assembly becomes confusing and leads to connection errors

Engineering Contradiction:
Improvecomponent positioningVSAvoidassembly clarity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The holding device employs standardized capture elements (such as clips, hooks, or latches) that can universally hold different types of fiber optical components in a consistent manner. This universal design provides clear, uniform positioning across all components, making the fiber track assembly straightforward and intuitive to understand and assemble, thereby reducing connection errors while maintaining reliable component positioning.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS10061089B2Fiber optic component holding device for fibers in side-by-side contact
Publication Date: 2018.08.28 ADTRAN NETWORKS SE
  • US10061089B2 patent drawing
  • US10061089B2 patent drawing
  • US10061089B2 patent drawing

AI summary

A holding device for holding cylindrical fiber optical components comprising at least one stackable body each having at least one recess adapted to receive cylindrical fiber optical components.