Branched Eyelash Extensions Weight Distribution

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Solution Overview

Problem

Conventional eyelash extensions of uniform length cause damage to natural lashes due to weight and lack realism, as they do not effectively mimic the natural appearance and volume of eyelashes.

Innovation Solution

The application of branched eyelash extensions, where two types of eyelash extensions – one synthetic and one mink – are coupled to a natural lash in different directions, counterbalancing weight and enhancing volume while maintaining a natural look, with the synthetic extensions matching the natural lash diameter to prevent damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a single synthetic eyelash extension of standardized length is applied to each natural lash, then the application process is simple and efficient, but the appearance becomes unrealistic and the natural lash suffers damage from excessive weight

Engineering Contradiction:
Improveapplication efficiencyVSAvoidnatural lash integrity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The eyelash extension is divided into multiple segments (first type and second type extensions) with different weights and lengths. The first type extension is applied to the natural lash, and the second type extension is applied to the first type extension, creating a segmented structure that distributes weight more effectively and prevents damage to the natural lash while maintaining application efficiency.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If synthetic eyelash extensions of the same length are applied to natural lashes, then the application process is straightforward, but the appearance is unrealistic and does not mimic natural eyelash variation

Engineering Contradiction:
Improveapplication simplicityVSAvoidrealistic appearance
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

Different types of eyelash extensions (first type and second type) with different weights, lengths, and materials are applied to different locations. The first type extension is applied directly to the natural lash, while the second type extension is applied to the first type extension, creating local variations in appearance that mimic natural eyelash diversity while maintaining overall application simplicity.

Inventive Principle:
Principle #3Local quality

3Quantity of substance

If heavier synthetic eyelash extensions are applied to increase volume, then the eyelash volume increases, but the natural lash cannot withstand the weight and suffers breakage and thinning

Engineering Contradiction:
Improveeyelash volumeVSAvoiddamage to natural lash
Core Design Contradiction:
Quantity of substanceVSObject-affected harmful factors

Solution Approach 1:

The first type eyelash extension serves as a support structure with appropriate weight to bear the load of the second type extension. This counterbalancing structure allows the second type extension to add volume without placing excessive weight directly on the natural lash, preventing breakage and thinning while achieving the desired eyelash volume.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

4Device complexity

If a single type of eyelash extension is used, then the material selection is simple, but the ability to provide both realistic appearance and adequate volume is limited

Engineering Contradiction:
Improvematerial selection complexityVSAvoidappearance and volume optimization
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The system uses composite materials by combining first type eyelash extensions (made from one material with specific weight and length characteristics) and second type eyelash extensions (made from different material with different characteristics). This composite approach allows optimization of both realistic appearance and volume while managing complexity through a structured two-type system.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS9888737B2Systems and methods for eyelash extensions
Publication Date: 2018.02.13 CALINA IZE
  • US9888737B2 patent drawing
  • US9888737B2 patent drawing
  • US9888737B2 patent drawing

AI summary

Embodiments disclosed herein describe systems and methods for applying branched eyelash extensions, wherein two types of eyelash extensions are coupled to the user's natural eyelash. In embodiments, an eyelash extension of a first type may be coupled to a user's natural lash in a first direction, and an eyelash extension of a second type may be coupled to the user's natural lash in a second direction.