Jewelry Charm Attachment via Nested Support Post and Ridge

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Solution Overview

Problem

Existing jewelry items lack a convenient method for attaching charms to a base member that is supported from a necklace chain, limiting the display and versatility of charm bracelets.

Innovation Solution

A jewelry item comprising a base member with openings for receiving an elongated support post of a charm, featuring a partially spherical securing member and a distal end ridge piece for secure engagement, allowing removable charm attachment and display, with loops for hanging from necklaces or bracelets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a base member is used to support charms from a necklace chain, then the jewelry item can be displayed on the body, but there is no ready way for attaching the charm to the base member

Engineering Contradiction:
Improvecharm attachmentVSAvoidattachment mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The support post of the charm is nested within the opening of the base member, with the distal end ridge piece fitting inside the opening to create a secure attachment. This nesting mechanism allows easy attachment while maintaining structural integrity without complex fastening systems.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The distal end ridge piece acts as an intermediary element between the support post and the opening. It provides the engagement interface that enables simple attachment and detachment of charms while ensuring secure retention during wear.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If charms are made removable from the base member, then versatility and ease of attachment are improved, but the security of charm retention may be compromised

Engineering Contradiction:
Improvecharm removabilityVSAvoidcharm retention
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The support post is nested within the opening, providing inherent retention through the interference fit between the distal end ridge piece and the opening walls. This nested structure maintains secure attachment during normal wear while allowing intentional removal when needed.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The attachment mechanism transitions from a static permanent connection to a dynamic removable connection. The opening and ridge piece are designed to maintain engagement under normal conditions but allow separation when force is applied, enabling both secure retention and versatility.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple openings are provided on the base member, then more charms can be displayed increasing versatility, but the device complexity increases

Engineering Contradiction:
Improvenumber of charms supportedVSAvoidbase member structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The base member is designed with multiple openings that all use the same simple structure and attachment mechanism. Each opening functions identically to support a charm, providing multi-functionality without proportionally increasing complexity. The standardized opening design allows easy manufacturing and assembly.

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

Data Source

PatentUS12102195B1Jewelry item and charm
Publication Date: 2024.10.01 NATIONAL CHAIN CO
  • US12102195B1 patent drawing
  • US12102195B1 patent drawing
  • US12102195B1 patent drawing

AI summary

A jewelry item that is for support from the body of a user in order to display the jewelry item. The jewelry item includes a base member and at least one charm that is for support from the base member, the charm having a display end where an indicia piece is formed and a support end in the form of an elongated support post. The base member includes at least one opening for receiving the support post of the charm so as to retain the charm in place relative to the base member.