Multimode Cooking Chamber With Lid Heating and Rotating Airflow

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Solution Overview

Problem

Conventional cooking devices are limited to single cooking operations, requiring multiple devices for various cooking modes, which leads to cost and storage issues for consumers who want to cook food in different ways.

Innovation Solution

A multifunctional cooking system with a housing, movable lid, and multiple heating elements that can operate in conductive and convective modes, along with a rotational air movement device, allowing for various cooking modes such as pressure cooking, air frying, and dehydrating in a single device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate cooking devices are used to perform different cooking operations, then each device can be optimized for its specific function, but the cost and storage space required increase significantly

Engineering Contradiction:
Improvecooking function versatilityVSAvoidnumber of devices
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies multi-functionality by integrating multiple cooking modes (pressure cooking, air frying, dehydrating, steaming, sautéing) into a single cooking device. The system uses a controller that can operate the heating element and air mover in different configurations to achieve various cooking functions, eliminating the need for multiple separate appliances while maintaining optimized performance for each mode

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

2Adaptability or versatility

If multiple separate cooking devices are purchased to enable different cooking modes, then cooking versatility is improved, but the cost increases

Engineering Contradiction:
Improvecooking mode varietyVSAvoidnumber of appliances
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent merges the functionality of multiple cooking devices into a single integrated system. By combining a heating element, an air mover, and a controller that can coordinate their operation in various modes, the system consolidates what would traditionally require separate appliances (pressure cooker, air fryer, dehydrator, steamer, sauté pan) into one device, reducing the quantity of appliances from five or more to one

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 system integrates multiple cooking functions into one device, reducing the need for multiple appliances, enhancing user convenience and saving space while providing versatile cooking options.

Implementation Method 1

at least one heating element associated with one of the housing and the lid

Methodology Applied
Scientific EffectConduction (thermal): Conduction (thermal)

Implementation Method 2

in the convective cooking mode the cooking system is operable as a convection cooker

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

a rotational air movement device coupled to at least one of the housing and the lid, wherein during operation of the rotational air movement device, the rotational air movement device is operable to rotate at a plurality of speeds

Methodology Applied
Scientific EffectForced Convection: Forced Convection

Implementation Method 4

an air diffuser configured to impart rotation to the air circulating through the hollow interior

Methodology Applied
Scientific EffectTurbulence: Turbulence

Data Source

PatentUS11266267B2Cooking device and components thereof
Publication Date: 2022.03.08 SHARKNINJA OPERATING LLC
  • US11266267B2 patent drawing
  • US11266267B2 patent drawing
  • US11266267B2 patent drawing

AI summary

Disclosed herein is a cooking system for cooking food, the system including a housing having a hollow interior, a lid movable relative to the housing, at least one heating element associated with one of the housing and the lid, wherein the cooking system is operable in a plurality of modes including a conductive cooking mode and a convective cooking mode, wherein in the conductive cooking mode the cooking system is operable as a conductive cooker and in the convective cooking mode the cooking system is operable as a convection cooker.