Food Processor Multi-Parameter Monitoring for Adaptive Control

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Solution Overview

Problem

Existing food processors face challenges in determining optimal control parameters for food preparation due to various influencing factors, leading to inconsistent results across different food types and environmental conditions, which complicates the preparation process and increases costs.

Innovation Solution

A method for a food processor that uses a monitoring device to detect multiple variables during preparation, performing time-dependent analysis to determine optimal control parameters such as agitator speed and stirring time, allowing for improved and simplified automatic food preparation by adjusting parameters based on real-time data from sensors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If pre-stored values for control parameters are used for different food types, then the preparation process is simplified, but the results become inconsistent under varying food properties and ambient conditions

Engineering Contradiction:
Improvepreparation process simplicityVSAvoidpreparation result consistency
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements feedback by continuously monitoring preparation parameters (temperature, humidity, weight) during the food preparation process and automatically adjusting control parameters based on real-time sensor data. This closed-loop control ensures consistent results across varying conditions while maintaining automated operation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent transitions from static pre-stored control parameters to dynamic parameter adjustment. The system adapts control parameters in real-time based on detected food properties and environmental conditions, enabling both operational simplicity and result consistency.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If multiple sensors are used to detect various preparation parameters, then the determination of optimal control parameters is improved, but the device complexity and costs increase

Engineering Contradiction:
Improvefood state detection accuracyVSAvoidsensor system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent employs sensors that serve multiple functions: temperature sensors monitor both food temperature and ambient conditions, weight sensors track both ingredient quantity and preparation progress. This multi-functionality reduces the total number of sensors needed while maintaining comprehensive monitoring capability.

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

Solution Approach 2:

The patent combines multiple detection functions into integrated sensor systems. For example, a single monitoring device collects data on temperature, humidity, and weight parameters simultaneously, reducing device complexity while improving measurement precision through coordinated multi-parameter detection.

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If control parameters are adjusted based on food properties and ambient conditions, then the preparation quality is improved, but the determination process becomes more complex

Engineering Contradiction:
Improvepreparation qualityVSAvoidcontrol parameter determination complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent implements self-service control where the system automatically determines optimal control parameters by processing sensor data through embedded algorithms. The food processor independently adjusts agitation speed, temperature, and time based on detected food properties without requiring external intervention or complex manual calibration.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent performs preliminary detection of food properties (type, quantity, initial temperature) before beginning the preparation process. Based on this preliminary information, the system pre-configures appropriate control parameters and monitoring thresholds, simplifying the subsequent control process while ensuring high preparation quality.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP3468435B1Method for operating a food processor
Publication Date: 2023.07.26 VORWERK & CO INTERHOLDING GMBH
  • EP3468435B1 patent drawingFigure 1~2
  • EP3468435B1 patent drawingFigure 3~4
  • EP3468435B1 patent drawingFigure 5~6

AI summary

The invention relates to a method (100) for operating a food processor (10), in which, in a preparation mode, at least one processor device (50) of said food processor (10) is actuated so as to prepare food at least partly automatically, wherein a monitoring device (200) determines detection values (106) by detecting (105), at said food processor (10), at least two detection variables (102) specific to a state of preparation.