Method for operating a beverage preparation machine and beverage preparation machine for carrying out such a method
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Solution Overview
Problem
Existing beverage preparation machines face challenges in displaying and managing a large number of beverage variants in a user-friendly manner, leading to confusion and incorrect selections during operation.
Innovation Solution
A method for operating a beverage preparation machine that utilizes a graphical interface with a selection mode and a preview mode, allowing users to select and confirm beverage variants intuitively, with features like graphical representation, touch screen operation, and flexible selection modes to reduce errors and enhance user experience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a large number of beverage variants are displayed in the selection mode, then the versatility and variety of beverage options are improved, but the ease of operation and user guidance deteriorate due to confusion and incorrect selections
Solution Approach 1:
The display is segmented into two distinct regions: a selection region showing multiple beverage variants and a preview region showing a magnified view of the selected variant. This segmentation allows users to browse many options while having clear visual confirmation of their selection, resolving the contradiction between displaying variety and maintaining ease of operation.
Solution Approach 2:
The preview region acts as an intermediary between the selection region and the final beverage preparation. It provides a visual buffer that confirms the user's selection before the beverage is actually prepared, preventing incorrect selections while maintaining access to many beverage variants.
2Loss of information
If a graphical display with multiple beverage variants is provided, then the information completeness and user guidance are improved, but the device complexity increases
Solution Approach 1:
The selection region and preview region are merged into a single integrated display interface controlled by a touch-sensitive panel. This combining provides comprehensive information about beverage variants and their selections without requiring separate physical devices or complex mechanical interfaces.
Solution Approach 2:
The mechanical interface of traditional beverage machines is replaced with a touch-sensitive graphical display that provides comprehensive information about beverage variants. This substitution reduces mechanical complexity while maintaining or improving information completeness and user guidance.
Data Source
AI summary
A method for operating a beverage preparation machine, by which at least one coffee unit for dispensing coffee and an additive unit for dispensing a beverage additive is provided. A plurality of beverage variants are displayed by an at least partly graphical display in a selection mode, and the beverage preparation machine is controlled by a selection of a beverage variant, said selection being carried out by a user, such that the selected beverage variant is automatically prepared and dispensed from an outlet. The invention is characterized in that at least one selection region and a preview region are displayed in an at least partly graphical manner in the selection mode. A plurality of selectable beverage variants are displayed in an at least partly graphical manner in the selection region, and a current selection carried out by the user in the selection region is displayed in an at least partly graphical manner in the preview region. The beverage preparation machine is controlled when a starting element is actuated by the user such that the beverage variant displayed in the selection region is automatically prepared and dispensed from the outlet. The selection region and the preview region are displayed simultaneously in at least one first operating mode of the beverage preparation machine.