Sheet Mask Battery Microcurrent Stimulation

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Solution Overview

Problem

Conventional sheet masks with protrusions or electrodes face issues such as inconsistent effectiveness due to varying user interactions and cumbersome setup, making it difficult to achieve consistent skincare benefits.

Innovation Solution

A sheet mask integrated with battery parts containing positive and negative electrodes that generate microcurrents when in contact with the skin, stimulating mimic muscles and lymphatic vessels while delivering active ingredients, eliminating the need for external power sources and enhancing skincare penetration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If protrusions are arranged on a sheet mask to make acupuncture points recognizable, then acupressure effects can be obtained, but the effectiveness varies among individuals due to varying finger contact with protruding objects

Engineering Contradiction:
Improveacupressure effect consistencyVSAvoiduser interaction variability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the mechanical manual pressing method with an electrical stimulation system. Battery parts with electrodes generate microcurrents that automatically stimulate the skin at acupuncture points, eliminating the need for manual finger pressing and ensuring consistent effect regardless of user technique.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If an attachable and detachable sheet electrode is attached to a sheet mask and connected to an external power source, then microcurrents can be sent to the skin for effective penetration, but the work required before use becomes cumbersome

Engineering Contradiction:
Improvecosmetic ingredient penetrationVSAvoidsetup procedure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the battery part and electrodes directly into the sheet mask structure. The battery part is arranged on the sheet mask main body, eliminating the need for separate attachable electrodes and external power sources. Users simply wear the sheet mask to receive microcurrent treatment, reducing setup to a single simple action.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If a battery part is integrated into the sheet mask main body, then the setup process is simplified, but the sheet mask structure becomes more complex

Engineering Contradiction:
Improveapplication processVSAvoidsheet mask structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent uses a flexible sheet mask main body made of thin film material that can accommodate integrated battery parts. The sheet mask main body serves as both the cosmetic delivery medium and the structural housing for the battery, maintaining flexibility and wearability while enabling microcurrent generation.

Inventive Principle:
Principle #30Flexible shells and thin films

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 integrated battery system in the sheet mask provides consistent and enhanced skincare benefits by stimulating muscles and lymphatic vessels, improving skin moisture retention and promoting effective penetration of active ingredients, while simplifying the application process.

Implementation Method 1

a battery part arranged on the sheet mask main body and configured to come into contact with the face when the sheet mask is worn

Methodology Applied
Scientific EffectElectrochemical reaction: Battery (electricity)

Data Source

PatentUS11642504B2Sheet mask comprising a battery part
Publication Date: 2023.05.09 NIPPON TELEGRAPH & TELEPHONE CORP
  • US11642504B2 patent drawing
  • US11642504B2 patent drawing
  • US11642504B2 patent drawing

AI summary

The sheet mask includes multiple battery parts arranged such that electric currents flow along mimic muscles or flows of lymph. This allows an active ingredient to penetrate into in-body tissues more effectively and also allows the mimic muscles and the lymphatic vessels to be electrically stimulated. Forming the battery parts by using materials with low environmental load allows easy disposal of the sheet mask in everyday life.