Induction Multi Cooker With Cookware Detection and Temperature Feedback

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Solution Overview

Problem

Conventional stove top cooking lacks user feedback on temperature and requires manual intervention, leading to uncertainty and inadequate cooking results.

Innovation Solution

An induction cooking appliance with a temperature-controlled heating element, user interface, and processor module that automatically identifies cookware, adjusts cooking sequences, and provides prompts to the user, ensuring accurate temperature control and cooking progress feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional stove top cooking is used, then the device complexity is low, but the measurement precision of temperature and user feedback is insufficient

Engineering Contradiction:
Improvetemperature measurement precisionVSAvoiddevice complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent implements multiple feedback mechanisms including temperature sensors that continuously monitor cooking temperature and provide real-time data to the processor, which then adjusts heating elements accordingly. The system also provides visual and auditory feedback to users through displays and prompts, enabling closed-loop control for precise temperature maintenance throughout the cooking process

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual mechanical cooking control with electronic and computational systems. Microprocessors automate temperature regulation, sensor arrays digitally monitor cooking conditions, and algorithmic control algorithms substitute for traditional mechanical thermostats and manual stove top adjustments, achieving superior precision through electronic means

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

2Extent of automation

If manual intervention is required during cooking, then the ease of operation is reduced, but the extent of automation is low

Engineering Contradiction:
Improvecooking process automationVSAvoidease of operation
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The patent enables the cooking system to perform self-service functions through automated ingredient portioning mechanisms that measure and dispense correct amounts, automatic seasoning dispensers that add spices based on recipe requirements, and self-adjusting heating systems that modify power levels without user intervention, allowing the system to service itself during the cooking process

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements preliminary action by pre-programming complete cooking sequences including temperature profiles, timing schedules, and ingredient addition sequences before cooking begins. The system stores multiple pre-configured recipes with all parameters set, and users can select and initiate cooking with minimal input, as the automation has already prepared the cooking plan in advance

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If accurate temperature control is implemented, then the manufacturing precision is improved, but the device complexity increases

Engineering Contradiction:
Improvetemperature control precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent achieves temperature control precision through multi-functional integration where the same processor unit handles temperature regulation, timing, ingredient dispensing control, and user interface management. The heating system uses universal control algorithms that adapt to different cookware types and recipe requirements, reducing the need for separate dedicated components for each function while maintaining high precision

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

4Loss of information

If user feedback during cooking is provided, then the loss of information is reduced, but the device complexity increases

Engineering Contradiction:
Improvecooking progress informationVSAvoiddevice complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent merges multiple information delivery channels into an integrated feedback system where visual displays, auditory prompts, and haptic feedback elements are coordinated by a central processor. Temperature, timing, and cooking stage information are combined into unified notifications that inform users of cooking progress without requiring separate independent feedback systems for each parameter

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

Enhances the automation, ease, and predictability of the cooking process, reducing the risk of undercooked or overcooked food by providing precise temperature control and real-time feedback to the user.

Implementation Method 1

an induction heating element that is adapted to heat a base of the cookware appliance

Methodology Applied
Scientific EffectInduction heating: Induction Heating

Implementation Method 2

a temperature sensor that is adapted to sense a temperature of the base of the cookware appliance

Methodology Applied
Scientific EffectTemperature sensing:

Data Source

PatentUS9191998B2Multi cooker
Publication Date: 2015.11.17 BREVILLE HLDG PTY LTD
  • US9191998B2 patent drawing
  • US9191998B2 patent drawing
  • US9191998B2 patent drawing

AI summary

A cooking appliance and method, the appliance including: at least one temperature controlled heating element; a user interface for enabling a user to select a predefined subject for cooking; and a processor module that maintains a cooking data for cooking the selected predefined subject, and provides prompts to the user during cooking. The cooking data can be indicative of a cooking sequence or procedure. A cookware sensor can automatically identifying cookware being used.