Laser-Etched Wire Traceability for Theft Deterrence

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Solution Overview

Problem

Electrical wires and cables made of valuable metals like copper and aluminum are often targeted for theft, as they can be difficult to distinguish from legitimate scrap, leading to unauthorized recycling and sales.

Innovation Solution

A theft deterrent system is implemented by creating unique codes and placing them periodically and longitudinally on the products using a laser-based marking system, which can be traced through a database, ensuring the product's ownership chain is maintained, even after sale or recycling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional commercial recycling processes are used for electrical wire and cable, then the recycling process is simple and efficient, but stolen wire and cable cannot be distinguished from legitimate scrap

Engineering Contradiction:
Improveability to distinguish stolen wire from legitimate scrapVSAvoidcomplexity of recycling process
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by embedding unique identification codes and indicia on the electrical wire and cable during the manufacturing process, before the product enters circulation. This pre-marking enables traceability and distinction between stolen and legitimate scrap throughout the entire lifecycle of the product, including at the recycling stage where the codes can be scanned and verified against a database to determine ownership status

Inventive Principle:
Principle #10Preliminary action

2Loss of information

If unique codes are placed on the product to enable tracking, then traceability and theft deterrence are improved, but the product complexity and manufacturing steps increase

Engineering Contradiction:
Improveownership information retentionVSAvoidcomplexity of product structure
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent applies copying by using indicia that represent or encode ownership information in a simplified form. Rather than storing complex ownership data directly on the product, the system uses compact codes and indicia that can be easily scanned and copied, with the full ownership information maintained in a centralized database. This reduces the information burden on the physical product while maintaining complete traceability

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent applies universality by designing a multi-functional system where the same indicia and coding structure serve multiple purposes: identifying the product during manufacturing, tracking ownership through sales and transfers, deterring theft by making the product traceable, and enabling verification at recycling facilities. This single marking system replaces what would otherwise require multiple separate tracking mechanisms

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

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 system provides a highly tamper-resistant and traceable method to identify stolen electrical wires and cables, deterring theft and enabling effective tracking of ownership, thus preventing unauthorized recycling and sales.

Implementation Method 1

Placing the plurality of indicia may comprise etching through the outer layer and into the inner portion

Methodology Applied
Scientific EffectLaser ablation: Laser Ablation

Data Source

PatentUS9818508B2Traceable and theft deterrent reclaimable product
Publication Date: 2017.11.14 SOUTHWIRE CO LLC
  • US9818508B2 patent drawing
  • US9818508B2 patent drawing
  • US9818508B2 patent drawing

AI summary

A theft deterrent product may be provided. First, a plurality of unique codes may be created. Then a plurality of indicia may be placed periodically and longitudinally on the product. The plurality of indicia may respectively correspond to the plurality of unique codes. The product may have an outer layer and into an portion. Placing the plurality of indicia may comprise etching through the outer layer and into the inner portion. In a database, the plurality of unique codes may be assigned to an organizational entity. The organizational entity may comprise a first enterprise.