Clothes treatment apparatus and method for controlling clothes treatment apparatus

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Solution Overview

Problem

Existing laundry treating apparatuses lack the ability to sense or indicate the state of laundry, such as odor and dust levels, during processes like wrinkle removal, deodorization, and drying, which limits user feedback on process effectiveness and may require additional washing steps.

Innovation Solution

A laundry treating apparatus with a support module that fixes laundry unfolded, a sensing module to measure dust and odor concentrations, and a display module to notify users of the contamination levels in real time, allowing for adjustments during the treating process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If laundry treating apparatuses use drum rubbing through driving unit and air supply, then drying function is improved, but wrinkle prevention and removal capability deteriorates

Engineering Contradiction:
Improvedrying efficiencyVSAvoidwrinkles in laundry
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The support module is designed to reciprocate back and forth along the width direction of the first chamber, creating dynamic motion that prevents laundry from settling in one position. This reciprocating motion reduces wrinkle formation while maintaining effective drying through continuous air circulation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support module divides the laundry treatment function into separate components: a support structure for holding laundry, a reciprocating mechanism for motion, and an air circulation system for drying. This segmentation allows each component to optimize its specific function without interfering with others.

Inventive Principle:
Principle #1Segmentation

2Object-generated harmful factors

If laundry treating apparatuses perform wrinkle removal and deodorization processes, then laundry quality is improved, but user feedback on contamination level deteriorates

Engineering Contradiction:
Improveodor and wrinklesVSAvoidcontamination state information
Core Design Contradiction:
Object-generated harmful factorsVSLoss of information

Solution Approach 1:

The sensing module continuously monitors dust and odor particle concentrations in the first chamber, providing real-time feedback to the control module. The display module then presents this information to the user, creating a complete feedback loop that informs users of contamination levels during the treating process.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The sensing module acts as an intermediary between the laundry treatment process and the user. It indirectly measures contamination by detecting dust and odor particles in the air, translating complex chemical and physical states into readable display information.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If laundry treating apparatuses lack sensing module, then device complexity is reduced, but ability to monitor and notify contamination level deteriorates

Engineering Contradiction:
Improvestructure simplicityVSAvoidcontamination level detection
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent replaces complex mechanical inspection methods with electronic sensing. The sensing module uses electronic sensors to detect dust and odor particles, substituting physical measurement mechanisms with electronic detection that is both precise and relatively simple to implement.

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

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 apparatus effectively monitors and displays the contamination levels of laundry during the treating process, enabling users to track improvements and receive notifications for additional actions, such as washing, when necessary.

Implementation Method 1

a sensing module measuring a contamination level by measuring at least one of a concentration of dust and a concentration of odor particles, which are contained in the air of the first chamber

Methodology Applied
Scientific EffectSensing/Measurement:

Implementation Method 2

a circulating duct drawing out the air inside the first chamber and then re-supplying the air to the first chamber

Methodology Applied
Scientific EffectAir circulation: Convection

Implementation Method 3

a heat exchanger sequentially dehumidifying and heating the air entering the circulating duct

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 4

a fan provided inside the circulating duct

Methodology Applied
Scientific EffectForced convection: Forced Convection

Data Source

PatentUS12305322B2Clothes treatment apparatus and method for controlling clothes treatment apparatus
Publication Date: 2025.05.20 LG ELECTRONICS INC
  • US12305322B2 patent drawing
  • US12305322B2 patent drawing
  • US12305322B2 patent drawing

AI summary

A clothes treatment apparatus includes: a first chamber in which clothes are accommodated; a support part which is provided in the first chamber and in which the clothes are held; a driving unit for making the support part reciprocate along the width direction of the first chamber; a circulation duct for drawing air out from inside the first chamber and then resupplying the air into the first chamber; a heat exchange part for sequentially dehumidifying and heating the air that has flowed into the circulation duct; a fan provided inside the circulation duct; a moisture supply unit for supplying moisture into the first chamber; a sensing unit for measuring at least one among the concentration of dust and the concentration of odor particles contained in the air in the first chamber; and a display unit on which information is displayed.