Retractable Cable Anti-Theft Assembly for Tangle-Free Reuse
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Solution Overview
Problem
Current anti-theft devices for self-service items, such as spider wraps, face issues with tangled cables when stored, requiring manual rewinding which is time-consuming and inefficient, and often necessitate dedicated unlocking tools, increasing operational costs.
Innovation Solution
An anti-theft device with a main and secondary part connected by adjustable cables, featuring rapid cooperative assembly and disassembly via magnetic means, allowing easy reassembly into a single unit when detached from a protected item, and a locking mechanism adaptable to various detachers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the anti-theft device uses adjustable cable length by winding around the box, then the device can be attached to boxes of varying sizes, but the cables become tangled and mixed up when multiple devices are stored together
Solution Approach 1:
The device is divided into two separate parts: a main part containing the cable winding mechanism and a secondary part that attaches to the box. This segmentation allows the cable to be stored in an organized manner within the main part while the secondary part can be independently positioned, preventing tangling during storage and retrieval.
2Ease of operation
If the device uses a spring-loaded mechanism to wind the cable automatically, then the cable is automatically retracted when not in use, but a special dedicated unlocking tool is required
Solution Approach 1:
The locking mechanism is designed to be compatible with standard detaching tools already used in the retail environment, rather than requiring a specialized tool. The mechanism responds to magnetic fields or mechanical actions that can be applied with common tools, making the system more universal and reducing the need for additional specialized equipment.
3Productivity
If the device uses magnetic means for rapid assembly and disassembly, then the two parts can be quickly joined and separated, but the magnetic force must be strong enough to prevent separation by gravity
Solution Approach 1:
Magnetic means are concentrated at specific locations on the main and secondary parts where they are needed for assembly and disassembly operations. This localized placement of magnetic force ensures strong holding capability at the connection points while preventing unnecessary magnetic interference elsewhere in the device.
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
Facilitates quick retrieval and reuse of anti-theft devices by preventing cable tangling and reducing the need for specialized tools, enhancing operational efficiency and cost-effectiveness.
Implementation Method 1
the main and secondary parts have means for rapid cooperative assembly and disassembly... rapid cooperative assembly and disassembly means are preferably magnetic (magnetic assembly)
Data Source
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AI summary
An anti-theft device (1), in particular an anti-theft device for self-service items, comprising a main part (2), a secondary part (3), and cables (4) connecting the two parts at intervals, the cable length being adjustable by winding or unwinding the cables inside the main part, characterized in that the main part (2) and the secondary part (3) comprise rapid cooperative assembly and disassembly means (5) for transitioning from an assembled position, forming a single piece, to a disassembled position, forming two separate parts, and vice versa. In particular, the rapid cooperative assembly and disassembly means (5) are magnetic.