Laundry treating apparatus

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Solution Overview

Problem

Existing laundry treating apparatuses lack convenience in detergent storage capacity, require separate detergent reservoirs, and do not easily allow for detergent level sensing, making them less user-friendly and more complex to manufacture and use.

Innovation Solution

A laundry treating apparatus with a detergent storage frame that integrates detergent storage directly into the cabinet, allowing for separate storage of different detergents and featuring a cover to shield the storage space, along with a detecting sensor to monitor detergent levels, eliminating the need for a separate reservoir and enhancing user convenience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a separate detergent reservoir is used in the storage, then the detergent can be stored, but the detergent storage capacity is reduced and the device complexity increases

Engineering Contradiction:
Improvedetergent storage capacityVSAvoiddevice complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent merges the detergent reservoir function directly into the storage frame by defining the detergent storage space within the storage frame itself, eliminating the need for a separate reservoir component. This integration increases detergent storage capacity while reducing device complexity by removing unnecessary parts.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of manufacture

If different detergents are stored in the same storage space, then the storage is simple, but the detergents cannot be easily separated

Engineering Contradiction:
Improveease of manufactureVSAvoidease of operation
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The patent divides the detergent storage space into multiple compartments using partition frames, allowing different detergents to be stored separately. This segmentation enables easy separation and organization of different detergent types while maintaining a simple overall storage structure that is easy to manufacture.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If the detergent storage space is open, then the detergent is easily accessible, but the detergent may leak to the outside

Engineering Contradiction:
Improveease of operationVSAvoiddetergent leakage
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The patent uses a cover that can be coupled to the storage frame to shield the detergent storage space. The cover acts as a flexible barrier that prevents detergent leakage while allowing easy access when opened, resolving the contradiction between accessibility and leakage prevention.

Inventive Principle:
Principle #30Flexible shells and thin films

4Device complexity

If no cover is used for the detergent storage space, then the structure is simple, but the detergent cannot be shielded from the outside

Engineering Contradiction:
Improvedevice complexityVSAvoiddetergent leakage
Core Design Contradiction:
Device complexityVSObject-generated harmful factors

Solution Approach 1:

The patent introduces a cover that couples to the storage frame to shield the detergent storage space. This simple cover structure prevents detergent leakage without significantly increasing device complexity, as it is a straightforward protective component that can be easily integrated.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS20240368818A1Laundry treating apparatus
Publication Date: 2024.11.07 LG ELECTRONICS INC
  • US20240368818A1 patent drawing
  • US20240368818A1 patent drawing
  • US20240368818A1 patent drawing

AI summary

A laundry treating apparatus includes a cabinet having a detergent opening defined a front surface thereof, a tub located inside the cabinet, a drum rotatably disposed inside the tub, and a storage for storing detergent to be supplied to the tub therein. The storage is retracted into or extended out of the cabinet through the detergent opening. The storage includes a storage frame having a detergent storage space defined therein for storing the detergent therein, where a top surface of the storage frame is opened such that the detergent storage space is opened, a cover seat portion formed on the storage frame and formed along a perimeter of the detergent storage space, and a cover detachably coupled to the cover seat portion to shield at least a portion of an open top surface of the detergent storage space.