Steam Cooking Container With Separate Compartments for Even Heating

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Solution Overview

Problem

Existing ovenable cooking apparatuses for microwave ovens fail to separate food components during cooking, leading to uneven heating and degradation, which is unsuitable for health-conscious consumers seeking nutritious meals.

Innovation Solution

A steam cooking apparatus with separate compartments for different food components, allowing steam generated from a liquid in one compartment to cook proteins and starches in another, maintaining their integrity and allowing easy access after cooking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If food components are stored and cooked together in a single compartment, then the cooking process is simplified, but the food components become mixed and degraded, losing nutritional value and integrity

Engineering Contradiction:
Improvecooking process complexityVSAvoidfood component integrity
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The cooking apparatus is divided into multiple separate compartments (first compartment for sauce/liquid, second compartment for protein/starch) that remain separated during storage and cooking. This segmentation prevents food components from mixing while maintaining a simple single-apparatus cooking process, resolving the contradiction between process simplicity and food integrity.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If a separator is used to divide compartments, then food components remain separate during cooking, but the separator latches into place making it difficult to access food and sauce after cooking

Engineering Contradiction:
Improvefood component separationVSAvoidaccess to food and sauce
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The partition wall between compartments is designed to be movable rather than fixed, allowing it to be shifted or removed after cooking to provide easy access to both food components and sauce. This dynamic design maintains separation during cooking while enabling convenient access during serving.

Inventive Principle:
Principle #15Dynamics

3Loss of time

If frozen meals are heated in a microwave oven, then cooking time is reduced, but the contents mix together resulting in uneven cooking with some parts undercooked and others overcooked

Engineering Contradiction:
Improvecooking timeVSAvoidcooking uniformity
Core Design Contradiction:
Loss of timeVSManufacturing precision

Solution Approach 1:

The microwave cooking apparatus uses separate compartments for different food components (sauce in first compartment, protein/starch in second compartment) with controlled steam passage. This segmentation allows simultaneous heating at microwave speed while maintaining cooking uniformity through regulated steam distribution to each compartment.

Inventive Principle:
Principle #1Segmentation

4Ease of operation

If prepackaged meals are stored at room temperature, then convenience is increased, but the components undergo partial degradation and discoloration

Engineering Contradiction:
Improvestorage convenienceVSAvoidfood component quality
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The packaging apparatus divides food components into separate compartments during storage, preventing interactions that cause degradation and discoloration. This segmented storage structure maintains food quality while providing convenient ready-to-cook packaging.

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

Ensures even cooking and preservation of nutritional value by keeping food components separate, resulting in healthier, quicker-prepared meals with the option to combine or consume separately.

Implementation Method 1

heating the food component in the lower compartment until at least a portion of the food component boils

Methodology Applied
Scientific EffectSteam generation: Boiling

Implementation Method 2

The steam generated upon heating the food component in the lower compartment... enters the upper compartment through openings... thereby steam cooking the food component in the upper compartment

Methodology Applied
Scientific EffectSteam cooking: Convection

Data Source

PatentUS9211030B2Steam cooking apparatus
Publication Date: 2015.12.15 CONAGRA FOODS RDM INC
  • US9211030B2 patent drawing
  • US9211030B2 patent drawing
  • US9211030B2 patent drawing

AI summary

The present invention relates to a cooking apparatus, typically for microwave ovens and the like, that has separate compartments for different foods or food components. These separate compartments are such that food components are kept separate during storage, prior to cooking or heating, as well as during cooking or heating, avoiding unwanted mixing of the food components. The apparatus includes compartments configured such that steam, generated by the heating of a food component in a lower compartment is used to steam cook or heat a food component in an upper compartment.