Electric table raclette apparatus

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Solution Overview

Problem

Conventional table traplet devices suffer from poor heat transfer and uneven heat distribution, difficulty in cleaning, and inefficient storage due to non-removable heating elements and grill plates.

Innovation Solution

A table traplet device with a removable grill plate and integrated heating element, where the heating element is positioned on the underside of the grill plate, allowing for improved heat conduction and distribution, and enabling easy cleaning and space-saving storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the heating element is positioned at a distance from the grill plate, then the structure allows for easier cleaning access, but the heat transfer from the heating element to the grill plate becomes poor and heat distribution becomes uneven

Engineering Contradiction:
Improvecleaning accessVSAvoidheat transfer efficiency
Core Design Contradiction:
Ease of operationVSTemperature

Solution Approach 1:

The device is divided into separable components: the grill plate assembly (with heating element) can be removed as a unit from the base. This segmentation allows the heating element to be positioned close to the grill plate for efficient heat transfer, while the removable design enables easy access to the base surface for cleaning without compromising thermal performance.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If the grill plate and heating element are permanently attached to the base, then the structure is more stable, but the appliance requires large storage space and is difficult to clean

Engineering Contradiction:
Improvestructural stabilityVSAvoidstorage space
Core Design Contradiction:
Stability of the object's compositionVSVolume of stationary object

Solution Approach 1:

The grill plate with heating element is designed as a removable module that can be detached from the base. When not in use, this module can be removed and stored separately, significantly reducing the storage space required. The base can be stored independently, and the grill plate assembly can be stored in a drawer or cabinet, optimizing kitchen space utilization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection between the grill plate assembly and base is designed to be dynamically changeable - stable during operation for cooking stability, but easily removable for cleaning and storage. The support arms and electrical connectors are designed to accommodate this dynamic transition between fixed and removable states.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the heating element is integrated into the base, then the structure is simpler, but the heat transfer to the grill plate is poor and cleaning in the pan placement area is difficult

Engineering Contradiction:
Improvestructural complexityVSAvoidheat transfer efficiency
Core Design Contradiction:
Device complexityVSTemperature

Solution Approach 1:

The heating element is merged with the grill plate to form an integrated cooking module. This combination ensures efficient heat transfer from the heating element directly to the food on the grill plate, while the entire module can be removed as a unit for easy cleaning of the base surface where raclette pans are placed.

Inventive Principle:
Principle #5Merging (Combining)

4Stability of the object's composition

If the grill plate is made non-removable, then the appliance structure is more stable, but the cleaning process becomes difficult and storage space is wasted

Engineering Contradiction:
Improvestructural stabilityVSAvoidcleaning ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The grill plate is designed as a removable component that can be separated from the base. This segmentation maintains structural stability during cooking when the grill plate is in place, while enabling easy removal for cleaning the base surface and for compact storage when not in use.

Inventive Principle:
Principle #1Segmentation

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

The solution enhances heat transfer and distribution to raclette pans, simplifies cleaning, and allows for more efficient storage by integrating the heating element into the grill plate, resulting in a more versatile and practical kitchen appliance.

Implementation Method 1

the heating element is positioned on the underside of the grill plate, allowing for improved heat conduction and distribution

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 2

heats portions of food in small raclette pans located beneath the lid through direct heat emission and reflection of heat from the lid

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Data Source

PatentEP3449786B1Electric table raclette apparatus
Publication Date: 2021.03.17 GASTROBACK GMBH
  • EP3449786B1 patent drawingFigure 1~2
  • EP3449786B1 patent drawingFigure 3~4
  • EP3449786B1 patent drawingFigure 5~6

AI summary

The invention relates to an electric tabletop raclette grill (1) with a grill plate (3) arranged above a space for raclette pans, wherein the grill plate (3) includes a heating element (12) and the grill plate (3) and heating element (12) are removable together as a single unit. According to one embodiment, the tabletop raclette grill can also be used for fondue. For this purpose, the removable grill plate (3) has an opening (8) through which a fondue pot (7) passes, and a heating plate (9) is also provided for the fondue pot.