Fiber Bend Control Fixture Snap-Fit Assembly
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Solution Overview
Problem
Existing fiber bending control systems for optical fibers are unstable, require special equipment for installation, and are aesthetically flawed due to the need for multiple large fasteners and inserts, which complicates configuration and stability, especially for long fiber bundles.
Innovation Solution
A fiber bend control fixture with a body comprising two regions of different lengths and curvatures, featuring retention tabs and receivers for snap-fit assembly, and an engagement mechanism for attachment to a fiber enclosure without additional fasteners, allowing for stable and versatile configuration of optical fibers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If fiber bending control systems use multiple large fasteners and inserts, then the fiber bundle can be secured, but the system becomes unstable and aesthetically flawed
Solution Approach 1:
The fixture is divided into multiple modular components including a body portion, a cover portion, and a fiber retention component. These segments can be assembled independently using snap-fit mechanisms, eliminating the need for multiple large fasteners and inserts while maintaining stability and reducing installation complexity
Solution Approach 2:
The fiber retention component is nested within the body portion, and the cover portion encapsulates both. This nested arrangement allows all components to be integrated into a compact unit without requiring extensive fastening, achieving both stability and aesthetic improvement
2Adaptability or versatility
If fiber bending control systems use inserts for whole panel, then fiber bundles can be managed, but special equipment is required for installation
Solution Approach 1:
The fixture incorporates snap-fit mechanisms that allow the cover portion and fiber retention component to be self-assembled into the body portion without requiring special installation equipment. The components are designed to engage automatically through complementary geometric features, enabling easy installation while maintaining versatility for different fiber bundle configurations
Solution Approach 2:
The fixture body is designed with a universal engagement mechanism that can accommodate various fiber bundle sizes and configurations. The same basic structure serves multiple functions: securing fibers, providing structural support, and enabling easy installation, eliminating the need for panel-specific inserts and special equipment
3Length of moving object
If fiber bundles are long, then more fiber can be managed, but the system becomes unstable and tends upwards creating aesthetic defects
Solution Approach 1:
The fiber retention component features a curved engagement surface that follows the natural bend radius of long fiber bundles. This curvature allows the fibers to be secured along their length without creating upward tension or instability, while maintaining an aesthetically pleasing configuration. The body portion also incorporates curved geometric features that distribute mechanical loads evenly along the fiber length
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
The solution provides a stable, cost-effective, and aesthetically improved fiber bending control system that maintains optical signal integrity by minimizing radiation losses through controlled bending, enabling easy installation and multiple configuration options without the need for extensive fastening, thus addressing the limitations of prior systems.
Implementation Method 1
Optical fiber suffers radiation losses while transmitting optical data due to bending or curvature in the structure of an optical fiber. The bends or curvatures in the optical fiber cause the light to radiate out of the fiber by altering the angle of incidence of the optical signal at the core-cladding interface. Due to one or more missed total internal reflection at multiple points of light incidence due to bends in the optical fiber, the optical signal fails to be retained in the core.
Data Source
Figure 1A~1C
Figure 1D~1E
Figure 1F~1G
AI summary
The present disclosure provides a fiber bend control fixture (100) has a body (102) with a first region (104) and a second region (106) such that the first region (104) has a first length (L1) and a first curved shape and the second region (106) has a second length (L2) and a second curved shape that is capable of mating with the first curved shape. The first region (104) has an outer surface (112) and an inner surface (114) having a substantially 180-degree curvature. The second region (106) has an outer surface (116) and an inner surface (118) having a substantially 180-degree curvature. The body (102) further has a fin (120) radially attached to the outer surface (116) of the second region (106).