Magnetic Claspless Necklace with Interchangeable Ornaments

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Solution Overview

Problem

Conventional jewelry, such as necklaces, often require multiple sets to match different outfits or body types, and existing designs can be difficult for people of all ages and those with impairments to put on and take off due to clasp mechanisms.

Innovation Solution

A claspless necklace design that separates into two parts with magnetic connections, allowing interchangeable ornamental pieces, enabling easy change of the jewelry's look and facilitating self-putting-on with an overhand knot, ensuring stability and consistency through magnet orientation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional clasp mechanism is used to secure the necklace, then the necklace can be securely fastened, but it becomes difficult for people with impairments or limited dexterity to put on and take off

Engineering Contradiction:
Improveease of putting on and taking off necklaceVSAvoidsecurity of necklace fastening
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The necklace is divided into two separate parts that can be independently manipulated. Each part has a magnetic interface that allows for easy connection and disconnection without requiring complex clasping actions, making it accessible for people with limited dexterity while maintaining secure fastening through magnetic attraction.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The traditional mechanical clasp system is replaced with a magnetic connection system. The magnetic force provides automatic attraction and secure fastening without requiring manual manipulation of small clasps or buckles, thereby improving ease of operation while maintaining reliability through the strength of magnetic attraction.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If multiple sets of jewelry are purchased to match different outfits, then styling versatility is achieved, but cost and number of items to manage increases

Engineering Contradiction:
Improvestyling versatility of jewelryVSAvoidnumber of jewelry sets
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The necklace is designed with interchangeable ornamental endings that can be swapped to create different styling options. A single base necklace structure supports multiple decorative endings, allowing the same necklace to adapt to different outfits and occasions without requiring multiple separate jewelry pieces.

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

Solution Approach 2:

The necklace incorporates dynamic interchangeability through magnetic connections that allow users to easily swap between different ornamental endings. This dynamic reconfiguration capability enables one necklace to perform multiple styling functions, replacing the need for multiple static jewelry sets.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If ornamental pieces are permanently attached to the necklace, then structural simplicity is maintained, but interchangeability and styling flexibility are lost

Engineering Contradiction:
Improveinterchangeability of ornamental piecesVSAvoidcomplexity of necklace structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The ornamental ending is segmented from the main necklace body, with each part containing a magnetic interface. This segmentation enables the ornamental piece to be easily detached and replaced while keeping the overall structure simple and modular, avoiding complex attachment mechanisms.

Inventive Principle:
Principle #1Segmentation

4Reliability

If the magnetic connection strength is increased to ensure secure attachment, then reliability of connection improves, but difficulty in removing and replacing ornamental pieces increases

Engineering Contradiction:
Improvesecurity of magnetic connectionVSAvoidease of removing and replacing ornamental pieces
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The magnetic connection is localized to specific interface areas on the necklace parts and ornamental endings. By concentrating magnetic strength at the connection points rather than distributing it throughout the entire piece, the design achieves secure attachment where needed while allowing easy separation when the user intentionally applies force to remove pieces.

Inventive Principle:
Principle #3Local quality

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 versatile styling options while being accessible to all ages and those with impairments, with a stable and consistent appearance due to magnetic attachment and angled loop design.

Implementation Method 1

a magnetic connection and allows to insert two different ornamental notched endings on to the two different parts

Methodology Applied
Scientific EffectMagnetic connection: Magnetism

Data Source

PatentUS10912353B2Necklace with interchangeable jewel part
Publication Date: 2021.02.09 NOEL CHARISE
  • US10912353B2 patent drawing
  • US10912353B2 patent drawing
  • US10912353B2 patent drawing

AI summary

A magnetic jewelry piece that is formed of first and second pieces that hold together to hold the necklace in a first configuration where there is only a single ornament that is showing, or can be separated, such that each of the first and second pieces get their own ornaments. The magnetic jewelry piece includes first and second flat surfaces separated by a step surface that is perpendicular to both of the first and second flat surfaces, and forms step forms a step assembly. The first and second flat surfaces are magnetically attracted to first and second flat surfaces on either the other piece, or on the ornamental piece. The jewelry can be a necklace, in which case it can be a single ended necklace or a double-ended necklace, and it can be embodied into an earring, in which case it can be a single jewel earring, or can be an interchangeable jewel ending.