Refrigerator Dispenser Case Alignment for Decorative Panels

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Solution Overview

Problem

Refrigerators with built-in decorative panels face challenges in creating a visually appealing transition around dispensing devices due to misalignment and visibility issues when the panel is adjusted, as cutting a window in the panel can lead to incomplete overlap and visible gaps.

Innovation Solution

A recess on the front side of the refrigerator with an adjustable case that houses the dispensing device, where the case is fastened to the recess using screws with slots and wedges, allowing for adjustable positioning to match the decorative panel, and a frame to fill any gaps for a seamless appearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a window is cut in the decorative panel to provide access to the dispensing device, then accessibility is improved, but the visual appearance deteriorates due to misalignment and visible gaps when the panel is adjusted

Engineering Contradiction:
Improveaccessibility to dispensing deviceVSAvoidvisual appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

A case is introduced as an intermediary component between the decorative panel and the dispensing device. The case has an opening that aligns with the window in the decorative panel, creating a secondary framing structure that ensures proper alignment and conceals any gaps, thus maintaining visual appearance while preserving accessibility

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The front structure is segmented into multiple components: the decorative panel, the case with opening, and the dispensing device. This segmentation allows each component to be independently adjusted and positioned, enabling the case to bridge the alignment between the panel window and the dispensing device

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the decorative panel is made adjustable to match adjacent furniture, then adaptability is improved, but the alignment with the dispensing device deteriorates causing visible gaps

Engineering Contradiction:
Improveadjustability of decorative panelVSAvoidalignment precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The case serves as a mediator that absorbs the alignment variations caused by panel adjustment. By providing its own opening and positioning structure, the case ensures that the dispensing device remains properly aligned regardless of the panel's position, thus maintaining precision despite adjustability

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system is made dynamic by allowing the decorative panel to be adjustable while the case provides a stable reference frame. The case's opening is positioned to maintain proper alignment with the dispensing device, creating a dynamic system that adapts to different panel positions while preserving alignment precision

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Ensures an attractive and stable integration of the dispensing device with the decorative panel, maintaining accessibility and aesthetic appeal even when the panel is adjusted, while allowing for various panel thicknesses and control element placement.

Implementation Method 1

the walls of the case and of the recess preferably run towards each other at an acute angle and a wedge is clamped between the walls

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

a wedge is clamped between the walls... at least one surface of the wedge and one surface of one of the walls touched by it are complementarily toothed

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 3

screws inserted in a slot made in a wall of the case which engage in a thread in a wall of the recess opposite said wall of the case

Methodology Applied
Scientific EffectThreaded Fastening: Screw

Data Source

PatentUS8122734B2Refrigerator comprising a dispensing device
Publication Date: 2012.02.28 BSH HAUSGERATE GMBH
  • US8122734B2 patent drawing
  • US8122734B2 patent drawing
  • US8122734B2 patent drawing

AI summary

A refrigerator is provided that includes a housing and a dispensing device for flowable and/or pourable chilled material, the dispensing device being located in a front recess of the housing. The front of the housing is covered at least in part by an adjustable decorative plate. The recess is accessible through a hole in the decorative plate while a case that is open towards the dispensing device and the hole of the decorative plate is adjustably mounted in the recess.