Optical Fiber Holder With Movable Slider

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Solution Overview

Problem

Existing optical fiber processing methods face challenges in stabilizing optical-fiber retainers of different shapes, leading to reduced precision during fiber processing due to unstable attachment and alignment.

Innovation Solution

A holder with a movable slider and latch mechanism that allows for secure attachment of optical-fiber retainers of varying shapes, ensuring stable positioning and alignment by accommodating the retainer between a reference surface and the slider, and utilizing elastic pieces to maintain the retainer's position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the holder's accommodation section is simply widened to accommodate various optical-fiber retainers with varying shapes, then the adaptability of the holder is improved, but the posture of the optical-fiber retainer becomes unstable and manufacturing precision deteriorates

Engineering Contradiction:
Improveadaptability of holderVSAvoidoptical fiber processing precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The holder is divided into a base and a movable slider that can be positioned at different locations. This segmentation allows the holder to adapt to different retainer shapes while maintaining stable positioning through the adjustable slider, resolving the contradiction between adaptability and precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The slider is made movable along the optical fiber direction, allowing dynamic adjustment of the accommodation section's effective length. This dynamic structure enables the holder to maintain stable retainer posture for different shapes without sacrificing precision, as the slider can be positioned optimally for each specific retainer type.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If dedicated holders conforming to each optical-fiber retainer shape are prepared, then the manufacturing precision is improved, but the device complexity and quantity of holder types increases

Engineering Contradiction:
Improveoptical fiber processing precisionVSAvoidnumber of holder types
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The holder is designed as a universal structure with a movable slider that can accommodate multiple types of optical-fiber retainers with different shapes. This single multi-functional holder replaces the need for multiple dedicated holders, maintaining precision while reducing device complexity and inventory requirements.

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

Solution Approach 2:

The movable slider provides dynamic adaptability within a single holder structure, allowing it to function as multiple dedicated holders would. This dynamic mechanism enables one holder to perform the functions of many specialized holders, reducing overall system complexity.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the accommodation section is widened to fit various retainer shapes, then the adaptability is improved, but the stability and alignment of the retainer deteriorates

Engineering Contradiction:
Improveaccommodation of various retainer shapesVSAvoidretainer posture stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

By dividing the holder into a fixed base and a movable slider, the system can accommodate various retainer shapes in the widened space while the slider provides a stable reference point for positioning, maintaining retainer posture stability despite the increased accommodation space.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The movable slider acts as an intermediary element between the base and the optical-fiber retainer. It mediates the relationship by providing adjustable support that adapts to different retainer shapes while maintaining stable positioning, preventing direct instability that would result from simply widening the accommodation section.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 solution enables stable attachment and precise positioning of optical-fiber retainers with different shapes, improving the accuracy and reliability of optical fiber processing by maintaining the retainer's posture and preventing misalignment.

Implementation Method 1

By moving a slider and thereby elastically deforming the pair of side walls inwardly so as to reduce the width of the fiber accommodation groove, the optical fiber is tucked between and fixed by the fiber accommodation groove between the pair of side walls

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS10345527B2Holder and optical fiber processing method
Publication Date: 2019.07.09 FUJIKURA LTD
  • US10345527B2 patent drawing
  • US10345527B2 patent drawing
  • US10345527B2 patent drawing

AI summary

A holder includes a base including a reference surface and a slider to which an optical-fiber retainer that retains an optical-fiber can be attached. The slider is movable in a front-rear direction with respect to the base, and at least a portion of the optical-fiber retainer is accommodated between the reference surface and the slider when the optical-fiber retainer is attached to the slider and the optical-fiber retainer is positioned with respect to the reference surface by moving the slider toward a reference surface side.