Optical Cable Wire Removal Tool With Angled Blade Guidance

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Solution Overview

Problem

Existing methods for removing wires from optical cables often result in damage to the wires or the cables, and known tools are not suitable for extracting a single wire without splitting the cable, requiring additional modifications for reuse.

Innovation Solution

A handheld tool with a base, a blade attached at a predetermined angle, and a cable support extension that guides the optical cable to facilitate wire removal without damaging the cable, allowing immediate reuse of the optical cable post-removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual techniques are used to remove a wire from within an optical cable, then the wire can be removed, but the wire may be damaged and/or separated during the removal process, and the remaining optical cable may retain a jagged edge

Engineering Contradiction:
Improvewire removal processVSAvoidwire integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a specialized handheld tool as an intermediary device between the technician and the wire removal process. This tool includes a blade positioned at a predetermined angle within a channel, specifically designed to cleanly cut and remove the wire without damaging it or the remaining cable. The tool acts as a mediator that translates the removal action into a controlled, damage-free process.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If known tools such as cable splitters are used to remove a wire from an optical cable, then the wire can be accessed, but the optical cable is split and made no longer suitable for use without further modifications

Engineering Contradiction:
Improvewire accessVSAvoidcable reusability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent applies the extraction principle by designing a tool that removes only the specific wire component from the optical cable without extracting or damaging the cable itself. The blade is positioned to selectively cut and remove the wire while leaving the cable's outer structure intact and undamaged, enabling the cable to be reused immediately without further modifications.

Inventive Principle:
Principle #2Taking out (Extraction)

3Productivity

If a blade is positioned to cut the wire from the optical cable, then the wire can be removed, but the cable may require re-applying an outer protective sleeve

Engineering Contradiction:
Improvewire removal efficiencyVSAvoidcable reparation time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by designing the blade and channel structure in advance to ensure that the wire is removed cleanly without damaging the cable's outer protective layer. The blade is positioned at a predetermined angle and the channel is configured to guide the cable, so that when the wire is cut and removed, the cable remains intact and does not require re-applying protective sleeves or other repair actions.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12105341B2Handheld tool for removing a wire from within an optical cable
Publication Date: 2024.10.01 CENTURYLINK INTELLECTUAL PROPERTY LLC
  • US12105341B2 patent drawing
  • US12105341B2 patent drawing
  • US12105341B2 patent drawing

AI summary

Handheld tools are provided for removing a wire from within an optical cable. For example, the handheld tool may be used to remove a copper wire from a fiber optic drop cable in an efficient manner without damaging other components of the fiber optic drop cable. Advantageously, the optical cable may be used immediately after the wire is removed without further steps by the technician, such as re-applying an outer protective sleeve, as is commonly required with known tools.