Metal Architectured Plate Microchannels for Tactile Warmth and Elasticity

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Solution Overview

Problem

Metal materials lack the ability to provide human-friendly senses of tactile warmth and elasticity, offering a cold touch and high weight, limiting their application in products requiring stability and comfort.

Innovation Solution

A metal architectured plate is designed with microchannels and base microchannels formed with regular intervals, allowing for controlled thermal conductivity and elastic modulus, replicating the microstructure and textural characteristics of natural materials like wood, using sheet-like metal materials with specific width ratios and contact angles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If metal materials are used to provide high strength and ductility, then structural stability is improved, but the material gives a cold sense of touch and lacks tactile warmth

Engineering Contradiction:
Improvestructural stabilityVSAvoidcold sense of touch
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent applies porous materials by forming a pore structure within the metal material through controlled processing. This pore structure reduces thermal conductivity to provide tactile warmth while maintaining structural stability through the engineered pore distribution and morphology, directly resolving the contradiction between strength and thermal sensation

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The patent creates a composite structure by combining metal matrix with pore structures, effectively creating a metal foam composite. This composite approach allows the material to exhibit both the strength characteristics of metal and the thermal insulation properties of porous structures, eliminating the cold touch sensation while preserving structural integrity

Inventive Principle:
Principle #40Composite materials

2Strength

If metal materials are used to provide high strength, then durability is improved, but the weight increases compared to aluminum, plastic, and FRP

Engineering Contradiction:
ImprovedurabilityVSAvoidweight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent utilizes porous materials by introducing a controlled pore structure into the metal, creating metal foam. This reduces the overall density and weight of the metal material while the engineered pore structure maintains structural stability and durability, directly addressing the weight-durability contradiction

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The patent applies parameter changes by modifying the density and porosity parameters of the metal material. Through controlled variation of pore size, distribution, and volume fraction, the material achieves reduced weight while maintaining adequate strength and durability for practical applications

Inventive Principle:
Principle #35Parameter changes

3Object-affected harmful factors

If pore structure is formed in metal material to provide sense of touch, then tactile warmth is improved, but durability decreases and mass production becomes difficult

Engineering Contradiction:
Improvetactile warmthVSAvoiddurability
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The patent systematically applies porous materials with specifically engineered pore structures that provide tactile warmth through reduced thermal conductivity. The controlled pore morphology and distribution ensure uniform physical properties throughout the material, maintaining durability while enabling mass production through reproducible processing methods

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The patent employs parameter changes by optimizing pore size, porosity fraction, and pore distribution to achieve the desired balance between tactile warmth and durability. These controlled parameter variations enable consistent material properties that facilitate mass production while maintaining both thermal insulation and structural integrity

Inventive Principle:
Principle #35Parameter changes

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 metal architectured plate achieves a structurally stable, durable, and lightweight material that mimics the tactile warmth and elasticity of natural materials, providing a human-friendly sense of touch and thermal conductivity comparable to natural materials.

Implementation Method 1

the base microchannels and the microchannels with senses of tactile warmth and elasticity form channels with senses of tactile warmth and elasticity, which are spaces for allowing control of thermal conductivity

Methodology Applied
Scientific EffectThermal conductivity control: Conduction (thermal)

Implementation Method 2

the base microchannels and the microchannels with senses of tactile warmth and elasticity form channels with senses of tactile warmth and elasticity, which are spaces for allowing control of thermal conductivity and an elastic modulus

Methodology Applied
Scientific EffectElastic modulus control: Elasticity

Data Source

PatentUS12441078B2Metal architectured plate with tactile warmth and elasticity and manufacturing method therefor
Publication Date: 2025.10.14 KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
  • US12441078B2 patent drawing
  • US12441078B2 patent drawing
  • US12441078B2 patent drawing

AI summary

An embodiment of the present disclosure provides a metal architectured plate with senses of tactile warmth and elasticity. According to an embodiment of the present disclosure, there is an effect that it is possible to provide a metal architectured plate with senses of tactile warmth and elasticity which is configured by stacking sheet-like metal architectured materials having micro-thickness with senses of tactile warmth and elasticity, the metal architectured materials including base microchannels formed with regular intervals; and microchannels with senses of tactile warmth and elasticity formed to protrude between the base microchannels, such that the base microchannels and the microchannels with senses of tactile warmth and elasticity form channels with senses of tactile warmth and elasticity, which are spaces for allowing control of thermal conductivity and an elastic modulus, thereby imparting human-friendly senses of tactile warmth and elasticity.