Clothing processing apparatus

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Solution Overview

Problem

Conventional laundry treatment apparatuses face issues with structural stability, complex assembly processes, increased volume, and higher manufacturing costs due to separate components and inefficient airflow designs.

Innovation Solution

The proposed laundry treatment apparatus integrates a base and a circulation duct to form a stable machine compartment, simplifying assembly, reducing volume, and optimizing component placement for improved airflow and energy efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If separate components (base and circulation duct) are used in the machine compartment, then ease of manufacture and assembly are improved, but structural stability and device complexity worsen

Engineering Contradiction:
Improveease of manufactureVSAvoidstructural stability
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The patent merges the base and circulation duct into a single integrated component. The circulation duct is formed with an integrated base portion that directly supports the heat pump module, eliminating the need for separate mounting brackets and fasteners. This integration maintains ease of manufacture through moldable plastic construction while significantly improving structural stability by creating a unified load-bearing structure.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of manufacture

If separate components (base and circulation duct) are used in the machine compartment, then ease of manufacture is improved, but device complexity increases

Engineering Contradiction:
Improveease of manufactureVSAvoiddevice complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The circulation duct and base are combined into a single molded component, reducing the total part count in the machine compartment. This integration eliminates multiple assembly steps and fasteners, simplifying the overall device structure while maintaining manufacturing ease through injection molding or similar processes.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If separate mounting brackets are used to support the heat pump module, then adaptability and ease of assembly are improved, but structural stability and manufacturing cost worsen

Engineering Contradiction:
ImproveadaptabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The mounting function is integrated directly into the circulation duct's base portion. The heat pump module is supported by the molded-in base structure of the circulation duct itself, eliminating the need for separate mounting brackets. This reduces part count and assembly complexity while maintaining the adaptability to support the heat pump module in the designated location.

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 integrated design enhances structural stability, simplifies assembly, reduces the overall volume of the apparatus, and lowers manufacturing costs while maintaining effective airflow and energy efficiency.

Implementation Method 1

an evaporator, which is provided in the machine compartment so as to remove moisture from air introduced from the laundry treatment space

Methodology Applied
Scientific EffectCondensation: Condensation

Implementation Method 2

a condenser configured to heat the air introduced from the laundry treatment space

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 3

a compressor configured to supply compressed refrigerant to the condenser

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentUS20250027261A1Clothing processing apparatus
Publication Date: 2025.01.23 LG ELECTRONICS INC
  • US20250027261A1 patent drawing
  • US20250027261A1 patent drawing
  • US20250027261A1 patent drawing

AI summary

The present invention relates to a clothing processing apparatus comprising: a cabinet forming the external appearance; an inner case forming a clothing processing space in which clothes are accommodated; a machine room located under the inner case within the cabinet; an evaporator and a condenser provided within the machine room; a heat supply part including a compressor which supplies compressed refrigerant to the condenser; a circulation duct providing a flow path through which air in the clothing processing space is circulated; and a base part supporting the bottom of the circulation duct, wherein: the circulation duct includes a duct body in which the evaporator and the condenser are accommodated and an air discharge part which extends backward from the duct body and guides air introduced into the duct body out of the circulation duct; and the air discharge part is provided to have a smaller diameter than the width of the duct body.