Rotating Dishwasher Basket Supports for Variable Dish Clearance

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Solution Overview

Problem

Dishwashers face challenges in accommodating dishes of varying shapes and sizes due to fixed basket heights, which limits their ability to efficiently wash and dry different types of dishes.

Innovation Solution

A dishwasher with adjustable basket heights, featuring rotatable adjustment parts on the frame that support the basket, allowing for vertical movement and rotation to adjust the basket's position, thereby accommodating dishes of different sizes and shapes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the basket height is fixed, then the structure is simple and easy to manufacture, but the dishwasher cannot accommodate dishes of varying shapes and sizes

Engineering Contradiction:
Improveaccommodation of various dish sizes and shapesVSAvoidbasket height adjustment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The basket height is made adjustable through a dynamic mechanism involving rotatable adjustment parts (230, 270) that can pivot between different positions. This allows the basket to adapt its height according to the size and shape of dishes being washed, transforming a static structure into a dynamic one that responds to different loading conditions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The height adjustment mechanism is divided into separate modular components: support parts (231, 271) that contact the basket, rotation protrusions (235, 275) that provide pivot points, and connection parts (233, 273) that link these elements. This segmentation allows for easier manufacturing, assembly, and maintenance while achieving the desired adaptability.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple baskets are disposed in multiple layers, then various sizes of baskets can support various kinds of dishes, but the space utilization and washing efficiency are reduced

Engineering Contradiction:
Improvesupport for various kinds of dishesVSAvoidwashing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

By enabling single-basket height adjustment, the system eliminates the need for multiple fixed-height baskets stacked in layers. The dynamic height adjustment allows one basket to accommodate different dish configurations, thereby improving space utilization and washing efficiency while maintaining versatility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The adjustable basket mechanism provides universal functionality, allowing a single basket design to serve multiple purposes by adapting its height to different dish types and sizes. This multi-functionality replaces the need for specialized baskets for different dish categories, streamlining the washing process.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 adjustable basket system enhances the dishwasher's capacity to handle various dish sizes and shapes, improving washing efficiency and user convenience by allowing customizable basket heights.

Implementation Method 1

adjustment parts rotatably disposed on a side surface of the frame and configured to adjust a height of at least one end of the basket by lifting at least one end of the basket from the frame

Methodology Applied
Scientific EffectRotation:

Data Source

PatentUS9241608B2Adjustable dishwasher basket
Publication Date: 2016.01.26 LG ELECTRONICS INC
  • US9241608B2 patent drawing
  • US9241608B2 patent drawing
  • US9241608B2 patent drawing

AI summary

A dishwasher includes a wash tub, a basket, a frame, and adjustment parts. The wash tub defines a space in which dishes are washed. The basket receives dishes. The frame is disposed inside the wash tub and configured to receive the basket. The adjustment parts are rotatably disposed on a side surface of the frame adjust a height of at least one end of the basket by lifting at least one end of the basket from the frame.