Nested Sliding Basket Design for Dishwasher Silverware Accessibility

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Solution Overview

Problem

Typical silverware baskets in dishwashers are often inaccessible due to the cumbersome repositioning of weighted appliance racks, making it difficult to load and unload items efficiently.

Innovation Solution

A dishwasher system featuring slide mechanisms that allow racks and baskets to transition between stowed and deployed positions, enabling easy access and repositioning within the dishwasher tub, with baskets being removably mounted and capable of projecting outwardly from the main rack for improved accessibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the appliance rack is weighted from other items to be cleaned, then the rack remains stable and items are securely held, but the rack becomes cumbersome to reposition for accessing the silverware basket

Engineering Contradiction:
Improvestability of rackVSAvoidaccessibility of silverware basket
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The rack system is divided into multiple independent segments: the first rack that slides on the appliance rack, and the second rack with the silverware basket that slides on the first rack. This segmentation allows each segment to be moved independently, enabling access to the silverware basket without moving the entire weighted appliance rack.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The second rack is disposed within the first rack, and the silverware basket is disposed within the second rack, creating a nested configuration. This nesting allows the inner racks to slide independently within the outer rack, providing accessible access to the silverware basket while the outer rack remains stationary and stable.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Volume of moving object

If the second rack is positioned within the outer periphery of the first rack in the stowed position, then space is optimized, but accessibility to the silverware basket is reduced

Engineering Contradiction:
Improvespace utilizationVSAvoidaccessibility of silverware basket
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The second rack is designed to be slidable relative to the first rack, transitioning between a stowed position within the outer periphery of the first rack and a deployed position that extends outward. This dynamic positioning allows the system to optimize space when not in use while providing easy accessibility when needed.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11497381B2Basket for a dish washing appliance
Publication Date: 2022.11.15 MIDEA GROUP CO LTD
  • US11497381B2 patent drawing
  • US11497381B2 patent drawing
  • US11497381B2 patent drawing

AI summary

A basket for an appliance such as a dish washing appliance. A rack may be positionable between a stowed position and a deployed position. The rack may include a secondary rack positionable between a stowed position and a deployed position relative to the rack. The secondary rack may include the basket. The basket may be positionable to one or more walls of the dishwasher tub between a stowed position and a deployed position. The basket may be removable from one or more racks and/or the one or more walls of the dishwasher tub.