Cooking vessel for an oven cavity of a cooking oven

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Solution Overview

Problem

The cooking process in casseroles within oven cavities has high energy consumption and is difficult to control effectively.

Innovation Solution

A cooking vessel made of temperature-resistant polymers or plastics with an integrated temperature sensor connected to the cooking oven's control unit via a cable or wireless connection, allowing for direct temperature control and reduced energy consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a casserole made of material with high heat capacity is used for cooking in an oven cavity, then the cooking vessel can store and retain heat effectively, but the energy consumption increases and the control of the cooking process becomes difficult

Engineering Contradiction:
Improvetemperature controlVSAvoidenergy consumption
Core Design Contradiction:
TemperatureVSUse of energy by moving object

Solution Approach 1:

The patent changes the material parameter from traditional high heat capacity materials to temperature-resistant polymers with lower heat capacity. This parameter change enables better temperature control and reduced energy consumption while maintaining cooking effectiveness through the integration of electronic temperature sensing and control systems

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent implements a feedback control system by integrating a temperature sensor that communicates with the oven's control unit. This allows real-time monitoring of the cooking vessel's temperature and automatic adjustment of heating parameters, solving the control difficulty while reducing energy waste through precise temperature maintenance

Inventive Principle:
Principle #23Feedback

2Ease of operation

If a temperature sensor is integrated in the cooking vessel and connected to the control unit, then the cooking process control is improved, but the device complexity increases

Engineering Contradiction:
Improvecooking process controlVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges the temperature sensing function directly into the cooking vessel structure by integrating the temperature sensor within the vessel body and connecting it to the oven's existing control unit. This combination approach improves ease of operation through automatic temperature control while minimizing device complexity by utilizing the oven's already-present control electronics rather than adding a separate control system

Inventive Principle:
Principle #5Merging (Combining)

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 enables precise temperature control, reduces energy consumption, and allows for efficient cooking processes while maintaining nutrient levels and reducing cooking time.

Implementation Method 1

A temperature sensor (22) is integrated in said cooking vessel (14), wherein the temperature sensor (22) is connectable or connected to a control unit of the cooking oven (10)

Methodology Applied
Scientific EffectTemperature sensing:

Data Source

PatentEP3308683B1Cooking vessel for an oven cavity of a cooking oven
Publication Date: 2020.07.01 ELECTROLUX APPLIANCES
  • EP3308683B1 patent drawingFigure 1
  • EP3308683B1 patent drawingFigure 2
  • EP3308683B1 patent drawingFigure 3

AI summary

The present invention relates to a cooking vessel (14) for an oven cavity (12) of a cooking oven (10). The cooking vessel (14) includes an upper part (16) and a lower part (18). The cooking vessel (14) provides a closed space, when the upper part (16) covers the lower part (18). The upper part (16) and the lower part (18) are made of at least one temperature resistant polymer or plastic. At least one temperature sensor (22) is removably or permanently arranged in the bottom of the lower part (18). The temperature sensor (22) is connectable or connected to a control unit of the cooking oven (10). Further, the present invention relates to a cooking oven (10) connectable to a cooking vessel (14) arranged in an oven cavity (12) of said cooking oven (10).