Knot-Free Multi-Layered Eyelash Design

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Solution Overview

Problem

Existing false eyelash designs that combine knotted fibers often result in bulk and thickness, detracting from appearance and making application difficult due to added weight.

Innovation Solution

A method to create knot-free multi-layered eyelashes by coupling two false eyelashes with adhesive bands and cutting away the knots, allowing for combination of different designs without adding bulk, using techniques such as double-sided tape and liquid adhesive application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple false eyelashes with knotted fibers are combined to create complex designs, then design versatility is improved, but bulk and thickness increase making application difficult

Engineering Contradiction:
Improvedesign versatilityVSAvoidapplication ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent extracts and removes the knots from the false eyelash construction process. Instead of using traditional knotted fibers to create multi-layered designs, the invention applies adhesive directly to the base of individual lashes or small groups of lashes, eliminating the knots entirely while maintaining the ability to create complex multi-layered designs.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent segments the false eyelash into individual lashes or small groups of lashes rather than using continuous knotted rows. This segmentation allows each lash to be independently positioned and adhered without the bulk of traditional knotting, enabling versatile design creation while maintaining application ease.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If knots are used to group fibers in false eyelashes, then fiber grouping is achieved, but weight and bulk increase detracting from appearance

Engineering Contradiction:
Improvefiber grouping capabilityVSAvoideyelash weight
Core Design Contradiction:
Ease of manufactureVSWeight of moving object

Solution Approach 1:

The patent removes the knots traditionally used to group and secure fibers in false eyelashes. Instead, adhesive is applied directly to the base of individual lashes or small groups, achieving fiber grouping without the additional weight and bulk of knotting material.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces adhesive as an intermediary substance to replace knots for grouping and securing fibers. The adhesive performs the binding function traditionally accomplished by knots, but without adding the weight and bulk that detract from the natural appearance of the eyelashes.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of manufacture

If traditional knotting methods are used to create false eyelashes, then fiber assembly is simplified, but design complexity is limited

Engineering Contradiction:
Improvefiber assembly simplicityVSAvoiddesign variety
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The patent segments the eyelash construction into individual lashes or small groups that can be independently manipulated. This segmentation maintains manufacturing simplicity while enabling unlimited design variety, as each segment can be positioned, layered, and styled independently to create diverse looks.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent adds dimensional freedom to the construction process by eliminating the linear constraint of knotted rows. Individual lashes or small groups can be positioned in multiple dimensions and orientations, enabling complex multi-layered designs while maintaining assembly simplicity through the use of adhesive.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 the creation of hundreds of new designs by combining multiple styles without the weight and bulk of knots, improving application ease and aesthetic appeal.

Implementation Method 1

coupling a first false eyelash having a first row of knots on top of a second false eyelash having a second row of knots via an adhesive applied to the first row of knots and the second row of knots

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

coating the first false eyelash and the second false eyelash with a liquid adhesive along the first band and the second band

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS10433607B2Knot-free multi-layered eyelash and method for creating the same
Publication Date: 2019.10.08 KISS NAIL PRODUCTS INC
  • US10433607B2 patent drawing
  • US10433607B2 patent drawing
  • US10433607B2 patent drawing

AI summary

The present disclosure is directed to a method for creating a knot-free multi-layered eyelash. In one embodiment, the method includes coupling a first false eyelash having a first row of knots on top of a second false eyelash having a second row of knots via an adhesive applied to the first row of knots and the second row of knots, securing the first false eyelash and the second false eyelash that are coupled together via the adhesive between a first band and a second band located adjacent to the adhesive, coating the first false eyelash and the second false eyelash with a liquid adhesive along the first band and the second band and cutting away the adhesive to create the knot-free multi-layered eyelash.