Refrigerator Container Cover Guide Integrated Into Inner Wall

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Solution Overview

Problem

Refrigeration units lack flexibility in managing humidity levels for different foodstuffs, as existing designs require a shelf for cover adjustment, limiting their usage and ventilation options.

Innovation Solution

Integrating the guide contour into the inner container wall of the refrigeration unit, allowing the cover to be fastened directly to the wall without a shelf, enabling adjustable ventilation and increased flexibility without reducing storage space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the cover is fastened to a shelf, then the cover can be adjusted for ventilation, but the shelf becomes necessary for the intended use and reduces flexibility

Engineering Contradiction:
ImproveflexibilityVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The guide contour is merged with the inner container wall structure, eliminating the need for a separate shelf component. The cover is fastened directly to the container wall via the integrated guide contour, combining the support and guidance functions into the wall structure itself, thereby reducing overall structural complexity while maintaining flexibility.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The inner container wall serves multiple functions: it provides structural support, guides the cover displacement through the integrated guide contour, and eliminates the need for a separate shelf. This multi-functionality increases adaptability as the container can be used with or without additional shelves while maintaining cover functionality.

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

2Adaptability or versatility

If the guide contour is integrated in the inner container wall, then the cover can be used without a shelf, but the mounting security for heavy goods must be ensured

Engineering Contradiction:
ImproveflexibilityVSAvoidmounting security
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The guide contour is segmented into multiple engagement points along the inner container wall, allowing the cover to be securely fastened at multiple positions. This segmentation distributes the load and enhances mounting security for heavy goods while maintaining the flexibility to use the container with or without shelves.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The guide contour incorporates curved or recessed portions that provide positive engagement with the cover, ensuring secure mounting through geometric interlocking rather than relying solely on friction or additional fastening elements. The curved geometry maintains security while allowing smooth cover displacement.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Ease of operation

If the guide contour is formed by recessed portions, then the cover displacement is guided for optimal ventilation, but the recesses must be closed to prevent disengagement

Engineering Contradiction:
Improvecover displacementVSAvoidengagement security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The recessed portions of the guide contour are designed with closed ends or stopping features that prevent the cover from completely disengaging. This beforehand cushioning ensures that even if the cover is pulled outward, it cannot detach completely, maintaining engagement security while allowing smooth guided displacement for optimal ventilation.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS9366473B2Refrigeration unit having a container
Publication Date: 2016.06.14 BSH HAUSGERATE GMBH
  • US9366473B2 patent drawing
  • US9366473B2 patent drawing
  • US9366473B2 patent drawing

AI summary

The invention relates to a refrigeration unit having a refrigeration compartment in which a container is arranged, wherein a cover which can be seated in a guide contour is assigned to the container. According to the invention, the guide contour is integrated in an interior container wall of the refrigeration unit bordering the refrigeration compartment.