Washing Machine Backsplash Assembly for Front-Side Removal

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Solution Overview

Problem

Existing washing machine backsplash assemblies are difficult to remove for maintenance and repair, especially when installed against a wall, and require high precision assembly to avoid gaps, which can be challenging due to potential warping of metal or plastic components.

Innovation Solution

A backsplash assembly design with a predefined footprint and engagement hooks that allows for easy installation and removal from the front, featuring a sliding and lifting mechanism, ensuring secure mounting and alignment without the need for precise rear access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the backsplash assembly is permanently fixed to the cabinet during manufacture, then structural integrity is improved, but ease of repair deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidease of repair
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The backsplash assembly is segmented into separate components: a backsplash support structure attached to the cabinet, and a removable backsplash assembly that interfaces with the support structure. This segmentation allows the backsplash to be easily removed for repair while the support structure remains permanently attached to maintain structural integrity.

Inventive Principle:
Principle #1Segmentation

2Ease of repair

If the backsplash assembly is made removable, then ease of repair is improved, but device complexity increases

Engineering Contradiction:
Improveease of repairVSAvoiddevice complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The removable backsplash assembly nests onto the permanently attached backsplash support structure through an interface mechanism. This nested configuration allows easy removal and reinstallation without requiring complex fastening systems, maintaining simplicity while enabling repairability.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Stability of the object's composition

If the backsplash assembly requires rear access for removal, then structural integrity is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvestructural integrityVSAvoidease of operation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

Instead of requiring rear access for removal as in conventional designs, the interface mechanism is configured to enable removal from the front of the appliance. The backsplash assembly can be detached by accessing controls or mechanisms located on the front, completely inverting the traditional access requirement while maintaining structural integrity through the permanently attached support structure.

Inventive Principle:
Principle #13The other way round (Inversion)

4Manufacturing precision

If high precision assembly is required to avoid gaps, then manufacturing precision is improved, but ease of manufacture deteriorates

Engineering Contradiction:
Improvemanufacturing precisionVSAvoidease of manufacture
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The interface mechanism incorporates tolerance compensation features that accommodate variations in manufacturing precision. By designing the interface with adjustable parameters and tolerance ranges, the system achieves a seamless appearance without requiring extremely tight manufacturing tolerances, thereby simplifying the manufacturing process.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10246810B2Washing machine appliance and backsplash assembly
Publication Date: 2019.04.02 HAIER US APPLIANCE SOLUTIONS INC
  • US10246810B2 patent drawing
  • US10246810B2 patent drawing
  • US10246810B2 patent drawing

AI summary

A washing machine is provided that may include a cabinet, a basket, and a backsplash. The cabinet may define an opening and include a backsplash bracket having a predefined footprint. The backsplash bracket may include one or more support decks, each having a planar top surface and a bottom surface. The backsplash bracket may define a first aperture extending through one support deck between a corresponding planar top surface and a corresponding bottom surface. The backsplash bracket may also define a second aperture extending through a support deck between a corresponding planar top surface and a corresponding bottom surface. The basket may be mounted within the cabinet and define a wash chamber beneath the opening to receive one or more clothing articles to be washed. The backsplash may be positioned over the predefined footprint and include a first and second engagement hook.