Removable Dishrack Inserts for Glass, Bowl, and Plate Support

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Solution Overview

Problem

Conventional dishwashers lack effective mechanisms to accommodate and securely support different types of dishes, such as glasses, bowls, and plates, due to limited adjustability and configuration options in their dishracks.

Innovation Solution

The dishrack design incorporates a non-wire-frame peripheral frame with removable inserts, each featuring distinct support elements tailored for specific dish types, allowing for customizable support configurations to accommodate various items effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional dishrack configurations with limited adjustability are used, then the structure is simple and easy to manufacture, but the ability to accommodate different types of dishes is insufficient

Engineering Contradiction:
Improveability to accommodate different types of dishesVSAvoiddishrack structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The dishrack is divided into a peripheral frame and multiple removable inserts. Each insert is a separate component that can be independently configured for different dish types (glasses, bowls, plates), allowing the system to adapt to various loading needs without redesigning the entire rack structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The peripheral frame is designed as a universal structure that can accommodate multiple types of inserts. The same frame can support inserts for glasses, bowls, and plates, making the dishrack multi-functional and adaptable to different dish configurations without requiring multiple specialized racks.

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

2Reliability

If removable inserts with distinct support elements are introduced, then the support for specific dish types is improved, but the device complexity increases

Engineering Contradiction:
Improvesecure support for different dish typesVSAvoiddishrack component complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The support function is segmented into frame and insert components. The inserts contain the specific support elements (ledges, wires, or bars) tailored for different dish types, while the frame provides the structural foundation. This segmentation allows each component to be optimized independently for its specific function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support elements for different dish types are extracted from a monolithic rack structure and placed into removable inserts. This extraction allows the support features to be customized and changed based on loading requirements, while the main frame remains a simple, stable structure.

Inventive Principle:
Principle #2Taking out (Extraction)

3Adaptability or versatility

If multiple configurations for different dish types are provided, then the versatility is enhanced, but the ease of operation decreases due to more adjustment mechanisms

Engineering Contradiction:
Improveconfiguration options for different dishesVSAvoidease of adjusting dishrack configuration
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The dishrack configuration is made dynamic through removable inserts that can be quickly added or removed based on loading needs. Instead of requiring mechanical adjustments to change configurations, users can simply remove one insert and replace it with another, making the reconfiguration process fast and intuitive.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The complexity of configuration changes is extracted from the main rack structure and embodied in interchangeable inserts. Each insert is a self-contained unit with pre-configured support elements, so changing the configuration simply involves swapping inserts rather than adjusting multiple mechanical components.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10426315B2Dishwasher
Publication Date: 2019.10.01 WHIRLPOOL CORP
  • US10426315B2 patent drawing
  • US10426315B2 patent drawing
  • US10426315B2 patent drawing

AI summary

A dishwasher having a tub at least partially defining a wash chamber wherein the wash chamber has an access opening, having a first dishrack movably mounted to the tub, a second dishrack, and at least a first and second removable dishrack supported and having corresponding first and second sets of support elements.