Food Processor Speed Factor Adaptation for User-Paced Recipe Timing

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Solution Overview

Problem

Existing kitchen appliances struggle to dynamically adjust food preparation times based on a user's actual working pace, leading to inefficiencies and inaccuracies in determining the completion time of dishes.

Innovation Solution

A food processor that automatically compares actual working times with target times, adjusts preparation steps using speed factors, and dynamically updates future target working times based on user behavior, allowing for precise adaptation of recipes to the user's pace.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If static target working times from recipes are used for food preparation, then the recipe structure is simple and easy to follow, but the preparation time prediction is inaccurate when user working pace varies

Engineering Contradiction:
Improvepreparation time prediction accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system implements feedback by continuously comparing actual working times with target working times, calculating speed factors, and using these to dynamically adjust future target working times. This closed-loop feedback mechanism enables accurate prediction of dish completion times while adapting to individual user working paces without requiring complex manual intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs self-adjustment by automatically calculating speed factors from actual usage data and updating target working times without user intervention. The food processor autonomously learns and adapts to the user's working pace, eliminating the need for manual time adjustments while improving prediction accuracy.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If manual time tracking for each preparation step is implemented, then accurate speed factor calculation is possible, but the ease of operation decreases due to additional user burden

Engineering Contradiction:
Improveworking time measurement accuracyVSAvoidoperational convenience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The food processor automatically tracks and records actual working times for each preparation step without requiring manual user input. The system self-monitors the time elapsed between preparation steps and uses this data to calculate speed factors, eliminating the operational burden on users while maintaining high measurement accuracy.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces manual time tracking mechanisms with automated electronic timing and data processing. Sensors and control units automatically detect and record timing information, substituting manual operation with automated systems that provide precise measurements without user intervention.

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

3Adaptability or versatility

If dynamic adjustment of target working times based on speed factors is implemented, then the system adapts to user pace and improves accuracy, but the device complexity increases

Engineering Contradiction:
Improveadaptation to user working paceVSAvoidcontrol system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system uses feedback loops to continuously monitor actual working times, calculate speed factors, and adjust target working times dynamically. This automated feedback mechanism enables the system to adapt to user working paces while keeping the control logic manageable through systematic processing of timing data.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically changes the target working time parameter based on calculated speed factors. By adjusting this key parameter in real-time based on user performance data, the system achieves high adaptability to individual working paces while maintaining a relatively simple control structure through parameter-based adaptation.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP4388948B1Food processor, method for preparing food, computer program product and storage medium
Publication Date: 2025.07.16 VORWERK & CO INTERHOLDING GMBH
  • EP4388948B1 patent drawingFigure 1~2
  • EP4388948B1 patent drawingFigure 3~4
  • EP4388948B1 patent drawingFigure 5~6

AI summary

The invention relates to a food processor (10) configured and designed for: electronically accessing and processing a recipe (11) to carry out a food preparation with several preparation steps (12), comparing the target working times (t1 - t7) specified in the recipe (11) for carrying out the preparation steps (12) with the actual working times required by a user of the food processor (10) to carry out the preparation steps (12), determining at least one speed factor (f1; f2; f3, f4; f5) with respect to a user's working speed based on the comparisons carried out, and determining at least one future target working time for carrying out at least one future preparation step (12) based on a specified target working time and the at least one determined speed factor (f1; f2; f3, f4; f5).The invention further relates to a method for food preparation using the kitchen machine (10), a computer program product (14) for carrying out the method and a storage medium (15) on which the computer program product is stored.