Skin Care Assembly With Alternating Cooling and RF Stimulation

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Solution Overview

Problem

Existing beauty instruments cause discomfort due to continuous skin heating, leading to tingling sensations and limited skin expansion and contraction, resulting in suboptimal cosmetic effects.

Innovation Solution

A skin care assembly featuring a cold compress component and an electrode, where the cold compress component reduces skin temperature through refrigeration, while the electrode provides micro-current and radio frequency stimulation, alternating between hot and cold to enhance cosmetic effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If continuous heating is applied to the skin using radio frequency or micro-current, then skin stimulation and beauty effects are achieved, but skin discomfort and tingling sensations occur due to excessive temperature rise

Engineering Contradiction:
Improvebeauty effectVSAvoidskin discomfort
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent implements periodic alternation between heating and cooling phases. The heating phase uses radio frequency or micro-current to stimulate the skin, while the cooling phase uses a cold compress component to lower the skin temperature. This periodic action prevents continuous heating discomfort while maintaining effective skin stimulation and beauty effects.

Inventive Principle:
Principle #19Periodic action

2Reliability

If continuous heating is applied to the skin, then skin stimulation is achieved, but skin expansion and contraction are limited resulting in general maintenance effects

Engineering Contradiction:
Improveskin stimulationVSAvoidskin expansion and contraction
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

By alternating between heating and cooling phases, the skin experiences thermal expansion during heating and thermal contraction during cooling. This periodic thermal stimulation enhances skin circulation, promotes collagen production, and achieves more targeted cosmetic effects compared to continuous heating.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent changes the temperature parameter dynamically during operation. The temperature is raised during heating phases for stimulation and lowered during cooling phases for contraction and recovery. This parameter variation optimizes both skin stimulation and cosmetic effects.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If the electrode generates micro-current and radio frequency for skin stimulation, then beauty effects are improved, but the device complexity increases due to additional cold compress component

Engineering Contradiction:
Improvebeauty effectVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the heating function (electrode generating micro-current and radio frequency) and cooling function (cold compress component) into a single integrated device. The cold compress component is positioned to work in conjunction with the electrode, allowing both heating and cooling to occur during the same treatment session, thereby reducing the need for separate devices.

Inventive Principle:
Principle #5Merging (Combining)

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 assembly improves comfort and enhances cosmetic outcomes by reducing skin discomfort and promoting skin expansion and contraction, thereby tightening and regenerating collagen.

Implementation Method 1

the electrode is configured to discharge for skin and generate micro-current and radio frequency

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

a contact beauty instrument adopting a radio frequency or a micro-current

Methodology Applied
Scientific EffectRadio frequency heating: Dielectric Heating

Implementation Method 3

the cold compress component is received in the first opening and configured to contact the skin... the cold compress component provides a suitable environment temperature for the skin

Methodology Applied
Scientific EffectRefrigeration: Cooling

Data Source

PatentUS12623091B2Skin care assembly
Publication Date: 2026.05.12 SHENZHEN ULIKE SMART ELECTRONICS CO LTD
  • US12623091B2 patent drawing
  • US12623091B2 patent drawing
  • US12623091B2 patent drawing

AI summary

The present disclosure relates to the field of beauty instruments, and a skin care assembly are disclosed. The skin care assembly provided in the present disclosure includes a first cover, an electrode, and a cold compress component. The electrode is fixed on the first cover to discharge for a skin. The first cover is defined with a first opening, and the cold compress component is received in the first opening to contact and cool the skin during the electrode discharging for the skin. The electrode may provide a beauty effect to the skin by generating micro-current and radio frequency, and the cold compress component provides a suitable environment temperature for the skin, thus the beauty effect is improved.