Necklace Anchor Adhesive Patch Design

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Solution Overview

Problem

Necklaces often shift during wear, causing the clasp to move to the front, which is aesthetically unpleasing and requires constant adjustment.

Innovation Solution

A small, flexible patch with a medical-grade adhesive on the underside, designed to be worn on the back of the neck, featuring a central attachment bar to secure the necklace in place, preventing it from shifting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a standard clasp is positioned on the rear side of the neck, then the necklace can be secured shut, but the necklace shifts during wear causing the clasp to move to the front

Engineering Contradiction:
Improvenecklace position stabilityVSAvoidconstant adjustment requirement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies preliminary action by attaching an adhesive patch to the back of the neck before wearing the necklace. This pre-positioning creates a fixed anchor point that prevents the necklace from shifting during wear, eliminating the need for constant adjustment and ensuring the clasp remains in the intended rear position throughout the day.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If a flexible patch with adhesive is used to secure the necklace, then the necklace remains in place, but the device structure becomes more complex

Engineering Contradiction:
Improvenecklace position stabilityVSAvoidpatch structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the necklace securing function into two separate components: an adhesive patch attached to the skin and a clasp mechanism. This segmentation allows each component to be optimized independently - the patch provides stable attachment while the clasp provides secure closure - resulting in a simpler overall system compared to attempting to combine all functions into a single complex device.

Inventive Principle:
Principle #1Segmentation

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

The patch effectively keeps the necklace in place throughout the day, ensuring the clasp remains hidden and eliminating the need for constant adjustments.

Implementation Method 1

a light coating of adhesive on the underside of the necklace anchor

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS20250151861A1Necklace Anchor
Publication Date: 2025.05.15 REFERMAT KRISTEN
  • US20250151861A1 patent drawing
  • US20250151861A1 patent drawing
  • US20250151861A1 patent drawing

AI summary

A necklace anchor is disclosed which is designed to lay flush with the users neck. The necklace anchor has a flat flexible base and an attachment bar. The attachment bar, which is ā€œDā€ shaped, allows the wearer to clip their necklace to the attachment bar to assist in keeping the necklace in place. The attachment bar is secured to the base by way of two securement washers which provide support and stability to the necklace anchor. The securement washers further assist in preventing breakage. The necklace anchor attaches to the user by way of a medical grade adhesive.