Automatic Frozen Meal Cooking Device Using Dual-Mode Heating and Steam

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Solution Overview

Problem

Existing automatic cooking devices require user preparation of ingredients and seasonings, leading to inconvenience and long cooking times, while steaming tools are large and complex.

Innovation Solution

An automatic food cooking device with a device body, boiler, heaters, and a cooking module that uses high-temperature cooking liquid and steam to cook instant frozen meals, controlled by a processor that adjusts cooking parameters based on meal identifiers and temperature sensing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If users prepare ingredients and seasonings independently in existing automatic cooking devices, then the device can cook food, but the preparation process becomes inconvenient and cooking time increases

Engineering Contradiction:
Improvecooking speedVSAvoidpreparation convenience
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent applies preliminary action by pre-cooking and freezing ingredients into ready-to-use meal packs before use. Users simply need to place the pre-prepared instant frozen meal into the cooking device, eliminating the need for independent ingredient preparation and significantly reducing both preparation time and cooking time while maintaining ease of operation

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent implements self-service through the automated cooking process where the device automatically heats, steams, and cooks the instant frozen meal without requiring user intervention for ingredient preparation or cooking monitoring. The system manages the entire cooking process autonomously after the meal pack is inserted

Inventive Principle:
Principle #25Self-service

2Extent of automation

If a steaming tool is used to automatically heat instant frozen meals, then heating is automated, but the device becomes large and structurally complex

Engineering Contradiction:
Improveheating automationVSAvoidstructure complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent merges multiple cooking functions (heating, steaming, and cooking) into a single integrated cooking chamber and control system. Instead of separate steaming tools and heating devices, the system combines all functions in one compact unit that automatically manages the cooking process, reducing structural complexity while maintaining full automation

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent applies universality by designing a cooking device that can handle multiple cooking tasks (heating, steaming, cooking various meal types) through a single multi-functional system. The cooking chamber and control mechanism serve multiple purposes, eliminating the need for separate specialized tools and reducing overall device complexity

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

3Ease of manufacture

If hot water or water bath method is used to heat instant frozen meals, then the heating process is simple, but the method presents many inconveniences for users

Engineering Contradiction:
Improveheating simplicityVSAvoiduser convenience
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The patent replaces the manual water bath heating method with an automated electrical heating system. Instead of requiring users to manually prepare hot water and submerge meals, the device uses electric heating elements and controlled steam generation to automatically cook the meals, eliminating the inconveniences of the manual method while maintaining simplicity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 device provides a compact, easy-to-use solution for quickly cooking instant frozen meals with precise temperature and steam control, ensuring safe and efficient cooking.

Implementation Method 1

the first heater is configured to store and heat the cooking liquid from the boiler, so as to generate a high-temperature cooking liquid

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

the second heater is configured to store the cooking liquid from the boiler, and heat the cooking liquid to a steam state to generate a cooking steam

Methodology Applied
Scientific EffectPhase change (liquid to vapor): Phase Change

Data Source

PatentUS20250280986A1Automatic Food Cooking Device
Publication Date: 2025.09.11 LOHAS FAST FOOD CO LTD
  • US20250280986A1 patent drawing
  • US20250280986A1 patent drawing
  • US20250280986A1 patent drawing

AI summary

An automatic food cooking device for cooking an instant frozen meal is provided. The automatic food cooking device includes a device body, a boiler, a first heater, a second heater and a cooking module. The device body has a supporting platform for placing an instant frozen meal. The boiler stores and preheats a cooking liquid from a cooking liquid supply unit. The first heater stores the cooking liquid from the boiler, and heats the cooking liquid to a boiling state to generate a high-temperature cooking liquid. The second heater stores the cooking liquid from the boiler, and heats the cooking liquid to a steam state to generate a cooking steam. The cooking module inputs high-temperature cooking liquid and cooking steam into quick-cooking frozen food in a predetermined ratio.