Insulated Wire Tip Clipping Tool for High-Voltage Safety

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Solution Overview

Problem

Electrical workers face hazards due to accidental contact with live electrical circuits while manipulating components, as they often use their hands or metal tools, leading to risks of shock and arc faults during high-voltage work.

Innovation Solution

A wire tip clipping tool with an opening and closing mechanism and a contoured gripping area made of insulation material to securely hold and protect electrical wires, reducing the risk of accidental contact by encasing the wire tip and preventing movement during operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If electrical workers use their hands or metal tools to manipulate electrical components, then the ease of operation is improved, but the safety and risk of electrical shock increases

Engineering Contradiction:
Improveease of manipulationVSAvoidelectrical shock risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an insulated tool as an intermediary device between the electrical worker and the electrical components. The tool features an insulated gripping area that allows workers to manipulate wires and components without direct hand contact, thereby maintaining ease of operation while eliminating the harmful electrical shock risk through the insulating barrier.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent employs an insulated gripping area formed from insulating material that acts as a protective shell or film around the tool's contact points. This insulating layer provides a flexible yet effective barrier that prevents electrical current transmission while allowing the tool to maintain its functional form and ease of use.

Inventive Principle:
Principle #30Flexible shells and thin films

2Strength

If electrical workers use metal tools to manipulate components, then the strength and durability of the tool is improved, but the risk of arc faults and electrical fire increases

Engineering Contradiction:
Improvetool durabilityVSAvoidarc fault risk
Core Design Contradiction:
StrengthVSObject-generated harmful factors

Solution Approach 1:

The patent utilizes composite material construction where the tool combines a strong structural core (providing durability and strength) with an insulating material layer (preventing arc faults and electrical fire). This composite approach allows the tool to maintain mechanical strength while eliminating the harmful electrical conductivity that would cause arc faults.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The insulating material forms a protective shell or coating over the tool's metal components. This shell maintains the tool's structural integrity and strength while preventing direct contact between metal surfaces and electrical currents, thereby eliminating arc fault risks during electrical component manipulation.

Inventive Principle:
Principle #30Flexible shells and thin films

3Ease of operation

If wire tips are left exposed during electrical work, then the ease of connection and manipulation is improved, but the risk of accidental contact with live circuits increases

Engineering Contradiction:
Improveease of connectionVSAvoidaccidental contact risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent employs an insulated gripping area that acts as a protective shell around the wire tip or tool contact point. This insulating film or shell allows the wire to be manipulated and connected with ease while simultaneously providing a barrier that prevents accidental contact with live circuits, thereby resolving the contradiction between operational ease and safety.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS10978859B2Wire tip clipping tool and method of using same
Publication Date: 2021.04.13 JONARD INDS CORP
  • US10978859B2 patent drawing
  • US10978859B2 patent drawing
  • US10978859B2 patent drawing

AI summary

Embodiments disclosed herein include devices and methods for securely clipping the tip of an electrical wire. The wire tip clipping tool may include an opening and closing mechanism, and a member coupled to the opening and closing mechanism. The member can include a top portion and a bottom portion moveably coupled such that an opening is formed between the top portion and bottom for receiving at least a portion of an electrical wire inserted into the opening. The top portion and bottom portion may move towards each other, with respect to movement of the opening and closing mechanism, to a closed position for clipping the received portion of the electrical wire, restricting movement of the electrical wire and preventing conductive contact with the received portion of the electrical wire.