Elastic Sheet Metal Clip Prevents Optical Fiber Adapter Rattling

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Solution Overview

Problem

Conventional optical fiber adapters with metal clips tend to rattle on panels due to loose fit, as the opening in the panel needs to be slightly larger than the adapter's cross-section to accommodate the clip, leading to instability and potential dislodging.

Innovation Solution

A metal clip with two vertical portions, elastic stopping portions, and an elastic sheet with a curved shape and rectangular opening, featuring a tongue that extends towards the rear end, which presses against the panel's inner surface to prevent rattling and tilting when the adapter is mounted.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the opening in the panel is made slightly larger than the adapter's cross-section to accommodate the clip, then the adapter can be mounted on the panel, but the adapter will rattle on the panel due to loose fit

Engineering Contradiction:
Improvemounting capabilityVSAvoidadapter stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent introduces an elastic sheet as a flexible component that fills the gap between the adapter and panel opening. This elastic sheet deforms to accommodate the mounting process while maintaining continuous contact to prevent rattling, directly resolving the contradiction between ease of mounting and adapter stability

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The elastic sheet acts as an intermediary element between the adapter and the panel opening. It mediates the fit by filling the space created by the larger opening, providing both mounting facilitation and stability through its elastic properties and continuous contact surface

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the opening in the panel is made slightly larger than the adapter's cross-section to accommodate the clip, then the adapter can be mounted on the panel, but the adapter may become dislodged due to loose fit

Engineering Contradiction:
Improvemounting capabilityVSAvoidattachment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The elastic sheet provides reliable attachment by maintaining constant elastic contact with the adapter body, preventing dislodgement through its flexibility and continuous pressure, thus ensuring reliability while preserving ease of mounting

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The elastic sheet is positioned beforehand to fill the gap between the adapter and panel opening, providing preemptive cushioning and contact that prevents future dislodgement, ensuring reliable attachment from the moment of mounting

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

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 elastic sheet and tongue design securely fasten the optical fiber adapter to the panel, eliminating rattling and tilting, ensuring a stable and secure attachment.

Implementation Method 1

an elastic sheet extends upward from the horizontal portion

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9285548B2Rattle free metal clip for optical fiber adapter
Publication Date: 2016.03.15 EZONTEK TECH
  • US9285548B2 patent drawing
  • US9285548B2 patent drawing
  • US9285548B2 patent drawing

AI summary

A clip for an optical fiber adapter according to the present disclosure includes a horizontal portion, two vertical portions, two elastic stopping portions and an elastic sheet. The vertical portions extend downward from the horizontal portion. The elastic stopping portions extend from the vertical portions, respectively. The elastic sheet extends upward from the horizontal portion.