Side-by-Side Shelf Holding Unit for Single-Door Chiller Access

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Solution Overview

Problem

Existing home appliance devices, such as chillers, lack user convenience in shelf adjustment and storage capacity, particularly when multiple shelves are involved, as they often require opening multiple doors and have rigid construction.

Innovation Solution

A holding unit that allows for independent adjustment of shelf heights, with the ability to hold shelves beside each other in the width direction, providing flexibility and a high degree of convenience by allowing one door to be opened for height adjustments, and featuring a base body that connects to the inner liner wall for stability and a compact design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If shelves are arranged vertically one above the other, then storage capacity is improved, but user convenience deteriorates as multiple doors need to be opened for height adjustments

Engineering Contradiction:
Improvestorage capacityVSAvoiduser convenience
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent transitions from vertical stacking of shelves (one above the other) to horizontal arrangement (beside each other in the width direction). This dimensional change allows shelves to be accessed from the same door opening, improving user convenience while maintaining storage capacity through side-by-side configuration rather than vertical layering.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Stability of the object's composition

If a rigid construction is used for the holding unit, then structural stability is improved, but adaptability deteriorates as shelf height adjustment becomes difficult

Engineering Contradiction:
Improvestructural stabilityVSAvoidshelf height adjustment flexibility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The holding unit incorporates movable or adjustable components that enable shelf height changes while maintaining structural integrity. The design allows dynamic reconfiguration of shelf positions along the width direction, providing both stability during use and flexibility for adjustment when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The holding unit is divided into modular segments or sections that can be independently adjusted or repositioned. This segmentation allows individual shelf heights to be modified without compromising the overall structural stability of the entire assembly.

Inventive Principle:
Principle #1Segmentation

3Quantity of substance

If multiple doors are required for shelf access, then storage capacity is improved, but device complexity increases

Engineering Contradiction:
Improvestorage capacityVSAvoiddoor configuration complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The holding unit design allows a single door to serve multiple shelves arranged beside each other in the width direction. This universal access approach eliminates the need for separate doors for each shelf, reducing device complexity while maintaining adequate storage capacity through efficient horizontal space utilization.

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

Data Source

PatentUS10520245B2Home appliance device and assembly method
Publication Date: 2019.12.31 BSH HAUSGERATE GMBH
  • US10520245B2 patent drawing
  • US10520245B2 patent drawing
  • US10520245B2 patent drawing

AI summary

A home appliance device with improved characteristics regarding a user's convenience, in particular a chiller home appliance device, includes at least one holding unit configured to at least partly hold at least one first shelf and at least one second shelf. The holding unit is configured to hold the first shelf next to the second shelf with respect to at least one width direction.