Cut-Resistant Security Panel for Anti-Theft Bags
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Solution Overview
Problem
Existing security bag designs, such as those using metal mesh or netting, are difficult to assemble, bulky, unattractive, and may not provide adequate security, especially for handbags with car straps, as they can be easily cut or snatched.
Innovation Solution
A security bag featuring a security panel assembly with layers of flexible material and a matrix of cut-resistant wires or cables stitched between them, which is integrated into the bag's construction to prevent cutting and snatching, including a flexible cable in the carry strap and secure zipper closures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If metal mesh or netting is placed over the bag to enhance security, then cutting resistance is improved, but the bag becomes bulky and difficult to assemble
Solution Approach 1:
The patent combines cut-resistant wire or cable with flexible material layers to create a composite security panel assembly. This composite structure provides cutting resistance while maintaining flexibility and ease of assembly, as the wire is integrated between layers rather than being a separate mesh overlay.
Solution Approach 2:
The security feature is divided into discrete components: the wire or cable, the first flexible material layer, and the second flexible material layer. These segmented components are assembled in a systematic manner with the wire positioned between the layers and secured through stitching, reducing assembly complexity compared to monolithic mesh structures.
2Strength
If metal mesh or netting is used for security, then cutting resistance is improved, but the bag becomes unattractive
Solution Approach 1:
The wire or cable is positioned specifically between the flexible material layers at locations where cutting resistance is most needed, rather than using a comprehensive mesh that compromises aesthetics. The flexible material layers provide the aesthetic surface while the wire provides localized security enhancement.
Solution Approach 2:
The composite structure of wire between flexible material layers allows the outer material layers to maintain their aesthetic appearance while the embedded wire provides cutting resistance. The flexible material layers can be chosen to match desired aesthetic qualities without the wire being visible.
3Reliability
If existing security designs are used, then some security protection is provided, but they do not provide adequate security for handbags with car straps
Solution Approach 1:
The security panel assembly with wire or cable provides multi-functional security: it prevents cutting through the bag material and also secures the car strap to prevent snatching. The wire is integrated into the bag construction in a way that serves both cutting protection and strap security functions.
Solution Approach 2:
The composite structure of wire between flexible material layers creates a security system that addresses multiple threat vectors: cutting attacks and snatching attacks. The wire provides tensile strength to resist cutting while also securing the car strap to prevent removal.
4Strength
If wire mesh is integrated into the bag, then cutting resistance is improved, but the bag becomes bulky
Solution Approach 1:
The patent uses flexible material layers as thin film-like structures that enclose the wire rather than using a bulky mesh structure. The flexible material layers provide a thin, flexible enclosure that maintains bag flexibility while protecting the wire, reducing overall bulk compared to traditional mesh implementations.
Solution Approach 2:
The composite structure compresses the wire and flexible material layers into a compact integrated assembly that provides cutting resistance without significant bulk. The wire is positioned between the layers and secured through stitching, creating a space-efficient security feature that maintains bag flexibility.
Data Source
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AI summary
In one form, a security handbag is provided that includes an interior security panel assembly (400, 448) with a matrix of wires (428) secured between a pair of material layers (406, 408). The interior security panel assembly can be positioned intermediate the bag outside wall and a lining of the bag. A strap with security cable and a carbineer attachment device can be attached to be handbag. Methods for forming such security panel assemblies are also provided.