Hinged Jewelry Clip With Integral Latch For Pendant Exchange

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Solution Overview

Problem

Conventional jewelry pendants with permanently fixed loops restrict the flexibility of interchanging necklaces and pendants based on size, limiting the ability to wear various jewelry pieces for different occasions and requiring a large collection, which is costly and impractical for those of limited financial means.

Innovation Solution

A versatile clip with an integral latch that allows easy attachment and detachment of jewelry pieces, accommodating necklaces and pendants of various diameters, enabling quick exchange and combination of jewelry items without the need for multiple pieces, using a hinged design with latching means to secure the pieces in place.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a permanently fixed pendant loop is used, then the structure is simple and reliable, but the flexibility of interchanging necklaces and pendants is restricted

Engineering Contradiction:
Improveflexibility of interchanging necklaces and pendantsVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pendant loop is divided into two separate components: a base loop and a gate portion that can move independently. This segmentation allows the gate to open and close, enabling the attachment and detachment of necklaces while maintaining structural integrity when closed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The gate portion is designed to be movable rather than fixed, transitioning between open and closed positions. This dynamic element provides versatility for interchanging jewelry pieces while maintaining simplicity when in the closed position.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If larger decorative pendant loops are purchased to accommodate different necklace sizes, then versatility is improved, but cost increases significantly

Engineering Contradiction:
Improvecompatibility with different necklace diametersVSAvoidcost of jewelry pieces
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The clip design with its openable gate serves multiple functions: it can accommodate necklaces of various diameters, allow easy attachment and detachment of pendants, and provide secure holding when closed. This multi-functionality replaces the need for multiple specialized pendant loops of different sizes.

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

3Ease of operation

If a hinged design with latching means is used, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveease of attachment and detachmentVSAvoidmechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The latching mechanism is designed to automatically engage and secure the gate portion to the base loop without requiring additional tools or complex operations. The user simply needs to open the gate, attach the pendant, and close the gate, which then self-latches to secure everything in place.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7536757B2Clip for jewellery
Publication Date: 2009.05.26 AMEE PHILIPS
  • US7536757B2 patent drawing
  • US7536757B2 patent drawing
  • US7536757B2 patent drawing

AI summary

The present invention relates generally to a versatile clip for jewellery which functions as the link between the necklace and exchangeable pieces of jewellery comprising a front member (4) and a rear member (6) having curved profiles and hinged at one end whilst the respective engaging ends (10A), (10B) of the front and rear members (4), (6) opposing the hinge (8) are capable of being integrally latched to assume a central aperture (12); said engaging end (10A) of the front member (4) opposing the hinge (8) is provided with an indented notch (16A) to accommodate a hook (18) having one end (20) permanently fixed on the outer surface (22) of the front member (4) adjacent to the base (16C) of the indented notch (16A) and one unfixed end (24) freely extending into the indented notch (16A); said engaging end (10B) of the rear member (6) opposing the hinge (8) is also provided with an indented notch (16B) to snugly encompass the free unfixed end (24) of the hook (18) to hold the pendant captive when the engaging ends (10A) (10B) are latched in interlocking relationship.