Interchangeable Handbag Charm With Peg And Loop Attachment System

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Solution Overview

Problem

Existing charms and personalization accessories for handbags are not customizable or variable after purchase, limiting user personalization options.

Innovation Solution

A doll or charm design featuring a main plate with attachment places and a flexible sheet system, allowing for interchangeable garment-like sheets to be secured using pegs, loops, hook-and-loop, adhesive, or snap mechanisms, enabling customizable and personalized designs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed charm design is used, then manufacturing simplicity is maintained, but adaptability and personalization capability deteriorate

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidcharm structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The charm is divided into a base plate and multiple interchangeable sheet components. Each sheet can be independently attached or removed, allowing users to customize the charm's appearance without changing the entire structure. This segmentation enables personalization while keeping the base structure simple and manufacturable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The base plate is designed with universal attachment features (pegs, loops, or adhesive areas) that can accommodate multiple different sheet types. This multi-functionality allows a single base charm to support various personalized configurations through interchangeable sheets, resolving the contradiction between simplicity and adaptability.

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

2Adaptability or versatility

If interchangeable sheets with attachment mechanisms are added, then adaptability and personalization are improved, but device complexity and manufacturing difficulty worsen

Engineering Contradiction:
Improvecustomization capabilityVSAvoidcharm assembly simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By separating the charm into a base plate and interchangeable sheets, each component can be manufactured independently using simple processes. The attachment mechanisms (pegs, loops, or adhesive areas) are integrated into these segmented parts, allowing for straightforward manufacturing of each component without complex assembly requirements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The interchangeable sheets are designed as simple, inexpensive components that can be easily manufactured and replaced. This approach allows for cost-effective customization where individual sheets can be produced separately and attached to the base plate without requiring complex manufacturing processes for the entire charm assembly.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of operation

If multiple attachment mechanisms (pegs, loops, hook-and-loop, adhesive, snaps) are used, then ease of operation for sheet attachment is improved, but device complexity worsens

Engineering Contradiction:
Improvesheet attachment easeVSAvoidattachment system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The base plate incorporates a universal attachment system with pegs, loops, or adhesive areas that can work with multiple types of sheets. This multi-functional design allows for easy sheet attachment and removal while maintaining a relatively simple overall structure, as the same base plate can accommodate different sheet types through its versatile attachment mechanism.

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

Enables users to change and personalize the charm's appearance by easily attaching and detaching different sheets, providing a variable and personalized look without the need for new charms, enhancing user customization and personal expression.

Implementation Method 1

The combination of a flexible sheet and its loops desirably have sufficient resilience to enable the loops to be stretched so the loops can pass over the pegs and restore to a size to provide secure positioning of the flexible sheet on the side of the main plate

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11304487B1Handbag charm
Publication Date: 2022.04.19 BLUMENTHAL EMILY
  • US11304487B1 patent drawing
  • US11304487B1 patent drawing
  • US11304487B1 patent drawing

AI summary

A doll or charm includes a main plate having a front, a back and side edges and an outline in the shape of a body, head, two arms and two legs. The back of the main plate has attachment places such as pegs. At least one sheet sized to cover at least part of the front of the main plate has peripheral attachment complements such as loops. The sheet can be placed on the front of the main plate and the peripheral attachment complements of the sheet can be passed around the edge of the main plate to extend around respective ones of the attachment places, such as pegs, to retain the sheet on the front of the main plate.