Electric Cooking Appliance

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Solution Overview

Problem

Existing electric cooking appliances have limited cooking performance due to the fixed position of the baking tray with respect to the cooking recipient, which restricts the distance between the foodstuffs and the heating system.

Innovation Solution

The electric cooking appliance includes a positioning system that allows the baking tray to be positioned in two different cooking planes, altering the distance between the foodstuffs and the heating system, thereby optimizing cooking performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the baking tray is fixed in a specific position within the cooking recipient, then the structure remains simple and compact, but the cooking performance is limited due to inability to adjust distance from heating system

Engineering Contradiction:
Improvecooking performanceVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The baking tray is transformed from a fixed component to a movable one, allowing dynamic repositioning between at least two different positions within the cooking recipient. This enables adjustment of the distance between the foodstuffs and the hot-air heating system, optimizing cooking performance for different culinary needs while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The positioning system is divided into distinct components: a support portion disposed in the cooking recipient and a bearing portion disposed on the baking tray. This segmentation allows the baking tray to be independently positioned and moved, providing cooking versatility without requiring complete structural redesign of the entire appliance.

Inventive Principle:
Principle #1Segmentation

2Object-generated harmful factors

If the baking tray is positioned closer to the heating system, then grilling effect is enhanced, but handling of food items becomes more difficult

Engineering Contradiction:
Improvegrilling effectVSAvoidhandling ease
Core Design Contradiction:
Object-generated harmful factorsVSEase of operation

Solution Approach 1:

The ability to dynamically reposition the baking tray allows users to switch between positions optimized for different tasks: a first position closer to the heating system for enhanced grilling effects, and a second position for easier handling and removal of cooked food items, thus resolving the contradiction between grilling effectiveness and operational ease.

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

This configuration enables more versatile cooking options, allowing for more or less grilled or browned foodstuffs depending on the cooking position, and facilitates easier handling of food items like salmon fillets.

Implementation Method 1

a hot-air heating system configured to heat and cook the foodstuffs present inside the receiving compartment according to a hot-air cooking mode

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS20250113944A1Electric Cooking Appliance
Publication Date: 2025.04.10 SEB SA
  • US20250113944A1 patent drawing
  • US20250113944A1 patent drawing
  • US20250113944A1 patent drawing

AI summary

An electric cooking appliance includes a casing having a receiving compartment and a cooking recipient configured to be housed at least partially inside the receiving compartment. The cooking recipient includes a recipient bottom, a baking tray, and a hot-air heating system configured to heat and cook foodstuffs. The electric cooking appliance further includes a positioning system configured to position the baking tray in at least one first cooking position in which the baking tray extends in a first cooking plane and is located a first distance from the recipient bottom, and in a second cooking position in which the baking tray extends in a second cooking plane and is located a second distance from the recipient bottom which is smaller than the first distance.