Dual-Sheet Eye Makeup Mask with Concave-Convex Absorbent Design

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Solution Overview

Problem

Conventional eye makeup removal methods often require multiple steps and can transfer makeup from the upper eyelid to the lower eyelid, causing unnecessary rubbing and potential skin damage.

Innovation Solution

A dual-sheet eye makeup remover mask with a concave section for the lower eyelid and a convex section for the upper eyelid, both made from absorbent materials like cotton or cellulose, which are designed to fit the shape of the eye and prevent makeup transfer, allowing for efficient and effective removal with reduced effort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional eye makeup removal methods are used, then makeup can be removed from the upper eyelid, but makeup transfers to the lower eyelid causing skin damage and requiring multiple steps

Engineering Contradiction:
Improvemakeup removal efficiencyVSAvoidmakeup transfer to lower eyelid
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The mask is divided into two separate sheets: a first sheet with a concave section for the lower eyelid and a second sheet with a convex section for the upper eyelid. This segmentation prevents makeup transferred from the upper eyelid from contacting the lower eyelid, while still allowing efficient makeup removal from both areas.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The first sheet acts as an intermediary barrier between the upper and lower eyelids. By placing the concave section of the first sheet on the lower eyelid, it intercepts and contains any makeup that transfers from the upper eyelid, preventing direct contact with the sensitive skin underneath.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If conventional makeup removal methods are used, then makeup can be removed, but multiple steps and excessive rubbing are required

Engineering Contradiction:
Improvemakeup removal simplicityVSAvoidnumber of removal steps
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The dual-sheet mask combines the functionality of removing makeup from both the upper and lower eyelids into a single application. The convex section removes makeup from the upper eyelid while the concave section simultaneously protects and removes makeup from the lower eyelid area, eliminating the need for multiple separate steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mask is designed with pre-formed convex and concave sections that are ready to be placed on the upper and lower eyelids respectively. This preliminary structuring allows the user to simply place and press the mask without needing to fold, shape, or adjust it during use, reducing the number of operational steps required.

Inventive Principle:
Principle #10Preliminary action

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 dual-sheet design effectively removes eye makeup without transferring it to the lower eyelid, reducing skin damage and requiring fewer steps, while being reusable and efficient in makeup removal.

Implementation Method 1

a first sheet of an absorbent material having a periphery with a concave section; and a second sheet of an absorbent material having a periphery with a convex section

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

the absorbent material comprises cotton, cellulose, wood pulp, or a combination thereof

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Data Source

PatentUS11503895B2Makeup removal mask
Publication Date: 2022.11.22 LOREAL SA
  • US11503895B2 patent drawing
  • US11503895B2 patent drawing
  • US11503895B2 patent drawing

AI summary

A makeup remover mask includes a first sheet of an absorbent material having a periphery with a concave section; and a second sheet of an absorbent material having a periphery with a convex section. The makeup remover mask is used for removing eye makeup by placing the first sheet of an absorbent material having a periphery with a concave section on a lower eye lid of an eye beneath eyelashes, and placing a second sheet of an absorbent material having a periphery with a convex section on an upper eye lid of an eye, wherein the second sheet covers the eye makeup to be removed.