Laundry Machine Subcabinet Coupling Through Integrated Leg Brackets

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Solution Overview

Problem

Conventional laundry machines require additional connection devices to couple and separate the cabinet and subcabinet, which complicates the process and may lead to inefficiencies.

Innovation Solution

The design incorporates coupling members, including leg brackets and fixing brackets, that allow the cabinet and subcabinet to be detachably connected and separated without additional devices, utilizing leg insertion holes, support parts, fastening holes, and connection parts for secure and easy coupling and separation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If additional connection devices are used to couple the cabinet and subcabinet, then the structural integrity is improved, but the device complexity increases

Engineering Contradiction:
Improvestructural integrityVSAvoiddevice complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The coupling members integrate multiple functions into a single component: they provide structural connection between the cabinet and subcabinet, support the legs, and enable detachable coupling. This merging eliminates the need for separate connection devices while maintaining structural integrity through the unified coupling member design.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If additional connection devices are used to couple the cabinet and subcabinet, then the structural integrity is improved, but the ease of operation deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidease of operation
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The coupling members are designed to be detachable rather than permanent, allowing the connection between cabinet and subcabinet to be dynamically changed. The coupling members can be easily attached and detached through simple operations, enabling flexible assembly and disassembly while maintaining structural integrity when connected.

Inventive Principle:
Principle #15Dynamics

3Strength

If additional connection devices are used to couple the cabinet and subcabinet, then the structural integrity is improved, but the loss of time increases

Engineering Contradiction:
Improvestructural integrityVSAvoidloss of time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The coupling system is segmented into separate coupling members that can be independently installed and removed. This segmentation allows for quick assembly and disassembly operations, reducing the time required to couple or separate the cabinet and subcabinet while maintaining structural integrity through the designed coupling interface.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8113603B2Laundry machine
Publication Date: 2012.02.14 LG ELECTRONICS INC
  • US8113603B2 patent drawing
  • US8113603B2 patent drawing
  • US8113603B2 patent drawing

AI summary

A laundry machine is disclosed. The laundry machine includes a cabinet defining a first receiving space to receive laundry to be treated, a plurality of legs each of which comprises a leg head located at an installation surface and a leg body configured to connect the leg head to the cabinet, a sub cabinet defining a second receiving space having a volume less than the first receiving space, the sub cabinet being coupled to a bottom of the cabinet, and a plurality of coupling members configured to detachably couple the sub cabinet to the cabinet. According to this laundry machine, it is possible to easily achieve the coupling and separation between the cabinet and the sub cabinet.