Anti-theft Carrying Bag Wire Matrix Security Panel

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Solution Overview

Problem

Existing anti-theft solutions for carrying bags, such as handbags and luggage, are often bulky, inflexible, and difficult to assemble, with crimped wire meshes being prone to breakage and causing wear, while also failing to provide adequate security against cutting and snatching.

Innovation Solution

A flexible security panel assembly featuring a wire matrix with closed wire shapes, integrated into the bag's construction between the exterior and interior layers, which includes a cut-resistant cable in the strap and locking mechanisms for zippers, preventing access and snatching.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If crimped wire mesh is used for security, then cut-resistance is improved, but flexibility and aesthetic appearance deteriorate

Engineering Contradiction:
Improvecut-resistanceVSAvoidflexibility
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The patent replaces rigid crimped wire mesh with a flexible wire matrix constructed from thin wire sections that can bend and conform to the bag's shape. The wire sections are arranged in intersecting patterns and secured at crossings, creating a flexible yet cut-resistant layer that maintains the bag's adaptability and aesthetic appearance while providing security.

Inventive Principle:
Principle #30Flexible shells and thin films

2Strength

If crimped wire mesh is used for security, then cut-resistance is improved, but device complexity and manufacturing difficulty increase

Engineering Contradiction:
Improvecut-resistanceVSAvoidassembly complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The wire matrix is constructed from discrete wire sections rather than continuous mesh, allowing each section to be independently positioned and secured. This segmentation simplifies the construction process, as wire sections can be individually attached at intersections without requiring complex crimping mechanisms, thereby reducing manufacturing complexity while maintaining cut-resistance.

Inventive Principle:
Principle #1Segmentation

3Strength

If crimped wire mesh is used for security, then cut-resistance is improved, but reliability decreases due to breakage and wear

Engineering Contradiction:
Improvecut-resistanceVSAvoiddurability
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The patent removes the problematic crimping elements from the wire matrix construction. By using wire sections that are simply intersecting and secured at crossings without crimps, the design eliminates the weak points where crimps could break or cause wear. This extraction of the harmful crimping mechanism improves reliability while preserving the cut-resistant security function.

Inventive Principle:
Principle #2Taking out (Extraction)

4Reliability

If traditional security devices are added to bags, then security is improved, but weight and bulk increase

Engineering Contradiction:
ImprovesecurityVSAvoidbag weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The security function is merged directly into the bag's existing structure by integrating the wire matrix within the bag layers. Rather than adding separate security devices, the wire matrix becomes an inherent part of the bag construction, providing security while minimizing additional weight and bulk by utilizing the existing structural space.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9854890B2Anti-theft carrying bag
Publication Date: 2018.01.02 TRAVEL CADDY INC
  • US9854890B2 patent drawing
  • US9854890B2 patent drawing
  • US9854890B2 patent drawing

AI summary

In various embodiments, a carry (or carrying) bag is provided that includes an interior, substantially cut-resistant security panel assembly with a matrix of wires secured between or on one or more flexible material layers. Also in various embodiments, the security panel assembly may be positioned intermediate the bag outside wall and a lining of the bag, and in other embodiments, may also take the form of an expansion panel. Second or secondary locking fasteners are also provided to lock first or primary fasteners to or within the carrying bag, to provide security for compartments and pockets. A strap with one or more security cables, and various locking fasteners, may be attached to the carry bag. Methods for forming such security panel assemblies, expansion panels, and carrying straps are also disclosed.