Cable theft prevention device

The cable anti-theft device with conductive wires and detection circuits alerts before cable cutting, effectively preventing theft by deterring thieves and ensuring rapid security intervention.

JP2025154545AActive Publication Date: 2025-10-10TOYO CHEM ENG CORP
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Patent Information

Application Number
JP2024057604
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-03-29
Publication Date
2025-10-10
Estimated Expiration
2044-03-29

AI Technical Summary

Technical Problem

Existing cable theft prevention systems in solar power plants and construction sites only alert after the cable is cut, allowing thieves to continue stealing due to delayed security responses in remote areas, and they are not effective for thin cables.

Method used

A cable anti-theft device with theft-prevention detection conductive wires covered by an insulator, detecting breaks through voltage and current changes, triggering alarms and notifications to deter thieves before the cable is cut.

Benefits of technology

The device effectively detects cable cutting attempts, providing psychological deterrence and immediate security responses to prevent theft, reducing economic losses and damage.

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Abstract

To provide a cable theft prevention device that detects a sign of cutting of a cable before the cable itself is cut, issues a warning to a thief or contacts security departments to capture the thief, and thereby deterring theft before the cable is actually cut.SOLUTION: A cable theft prevention device 10 comprises: one or more theft-sign detection conductive wires 6a, 6b, 6c that are provided along a longitudinal direction of a cable 1 near at least both connection end portions of the cable 1 formed of a single electric wire 3 or formed by bundling a plurality of electric wires each including a metallic core wire 2a covered with an insulating layer 2b, detect theft-sign disconnection accompanying intentional cutting start of the cable 1 and are coated with an insulator; detection circuits 30a, 30b, 30c ... that detect disconnection according to a change in voltage and / or current on the basis of the theft-sign disconnection; a notification circuit 40 that outputs a disconnection signal on the basis of the detection of disconnection; and an actuating circuit 60 that activates a crime prevention instrument 90 by the disconnection signal.SELECTED DRAWING: Figure 2
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