Dishwasher Glass Support Linkage for Stable Folding Rack Space

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Solution Overview

Problem

Dishwashers lack an effective mechanism to securely hold and support wine glasses of varying sizes, leading to inefficient space utilization and instability during washing.

Innovation Solution

A rotatable supporting device within the dishwasher basket, comprising a first supporting member and a second supporting member, connected by a connecting member, which can unfold and fold to securely hold the stem and lip of a wine glass, allowing for adjustable positioning to optimize space usage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a separate supporting device is integrated into the basket to hold wine glasses, then wine glasses can be securely supported, but the space utilization of the basket is reduced

Engineering Contradiction:
Improvestability of wine glass supportVSAvoidspace utilization of basket
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The supporting device is designed with rotatable supporting members that can change position between a support position (for holding wine glasses) and a retracted position (to maximize basket space). This dynamic transformation allows the device to adapt between providing stable support and optimizing space utilization based on operational needs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The supporting device is divided into multiple independent supporting members (first supporting member and second supporting member) that can rotate independently. Each supporting member can be adjusted separately to accommodate different wine glass sizes and shapes, providing flexible and stable support while minimizing space occupation when not in use.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the supporting device is fixed in position to ensure stable wine glass support, then reliability is improved, but adaptability to different dish configurations is reduced

Engineering Contradiction:
Improvestability of wine glass supportVSAvoidadaptability to different dish configurations
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The supporting members are designed to be rotatable rather than fixed, allowing them to adjust their position and orientation. This enables the device to adapt to different wine glass sizes, shapes, and loading configurations while maintaining stable support when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The supporting device is designed to accommodate various types of glassware (wine glasses, tumblers, etc.) with different dimensions by allowing rotational adjustment. The same supporting structure can serve multiple functions for different dish configurations, enhancing versatility without compromising support reliability.

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

3Adaptability or versatility

If the supporting members are fully extended to support large wine glasses, then support capability is improved, but the available space in the basket is reduced

Engineering Contradiction:
Improvesupport capability for various glass sizesVSAvoidavailable space in basket
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The supporting members can dynamically adjust their extension level through rotation. When large wine glasses need to be supported, the members extend to the necessary length. When not in use or when only small items are loaded, the members rotate to a retracted position, maximizing the available basket space for other dishes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The supporting structure uses multiple segmented supporting members that can be independently adjusted. This allows partial extension of only the necessary portions to accommodate specific glass sizes, rather than requiring full extension of the entire supporting structure, thereby optimizing space utilization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11419479B2Supporting device and dish washer having the same
Publication Date: 2022.08.23 SAMSUNG ELECTRONICS CO LTD
  • US11419479B2 patent drawing
  • US11419479B2 patent drawing
  • US11419479B2 patent drawing

AI summary

A dish washer includes: a basket; a first supporting member coupled to the basket in such a way to be rotatable between a first position of being folded to the basket and a second position of being unfolded from the basket; a second supporting member positioned below the first supporting member and coupled to the basket in such a way to be rotatable between a third position of being folded to the basket and a fourth position of being unfolded from the basket; and a connecting member rotating the second supporting member from the third position to the fourth position when the first supporting member rotates from the first position to the second position, wherein one end of the connecting member is connected to the first supporting member and the other end of the connecting member is connected to the second supporting member.