Movable Coffee Machine Arm for Multi-Size Pot Sensing

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Solution Overview

Problem

Traditional Turkish coffee machines are limited to using fixed-sized cooking containers due to sensor calibration and water distribution issues, preventing the use of different sized pots which affects coffee taste and leads to under- or over-cooking.

Innovation Solution

A coffee machine with a movable arm mechanism that adjusts vertically and horizontally to accommodate cooking containers of various sizes, equipped with a sensor group and nozzle system that automatically adjusts to ensure proper cooking and water distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a large-sized cooking container is used in automatic Turkish coffee machines, then the machine can accommodate larger pots, but the sensors become erroneous in measurement leading to under- or over-cooking

Engineering Contradiction:
Improvecooking container size compatibilityVSAvoidsensor measurement accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent applies the dynamics principle by making the arm movable between multiple predetermined heights instead of fixed. The arm can be positioned at different levels (first height for small containers, second height for large containers) to accommodate varying cooking container sizes. This dynamic adjustment allows the sensor group and nozzle group to maintain proper spatial relationships with the cooking container regardless of its size, thereby preserving measurement accuracy and functional effectiveness across different container dimensions.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a fixed arm structure is used, then the device structure is simple, but it cannot accommodate cooking containers of different sizes

Engineering Contradiction:
Improvecooking container size compatibilityVSAvoidarm structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamics by transforming the fixed arm into a movable arm capable of assuming multiple predetermined heights. This allows the coffee machine to adapt to different cooking container sizes while maintaining a relatively simple structure through predetermined positioning points rather than continuous adjustment mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies segmentation by dividing the arm's movement into discrete predetermined height levels rather than continuous movement. The arm can be positioned at specific heights (first height for small containers, second height for large containers), creating segmented positioning that simplifies the mechanical structure while achieving adaptability to different container sizes.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If the arm is made movable to accommodate different container sizes, then container versatility improves, but the device complexity increases

Engineering Contradiction:
Improvecooking container size compatibilityVSAvoidmovement mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the arm movable between predetermined heights, enabling adaptation to different cooking container sizes. The movement mechanism allows the arm to transition between a first height (for small containers) and a second height (for large containers), ensuring proper positioning of the nozzle group and sensor group relative to the cooking container regardless of its size.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements segmentation by providing the arm with a limited number of predetermined height positions rather than continuous adjustability. This segmented approach (first height position, second height position) achieves container size adaptability while keeping the movement mechanism relatively simple through discrete positioning points.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If water nozzles are fixed at specific angles, then the nozzle structure is simple, but water may be sprayed out of smaller cooking containers

Engineering Contradiction:
Improvewater distribution adaptabilityVSAvoidnozzle adjustment mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies dynamics by making the nozzle group movable rather than fixed. The nozzle group is coupled to the movable arm, so when the arm changes height to accommodate different cooking container sizes, the nozzle group automatically adjusts its position accordingly. This dynamic positioning ensures water is properly distributed into the cooking container without spraying out, adapting to both small and large containers.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3806700B1A coffee machine
Publication Date: 2024.06.26 ARCELIK AS
  • EP3806700B1 patent drawingFigure 1
  • EP3806700B1 patent drawingFigure 2~3
  • EP3806700B1 patent drawingFigure 4~5

AI summary

The present invention relates to a coffee machine (1) comprising a body (2), a heater (3) provided in the body (2), enabling the cooking process to be realized, a cooking container (4) in which the cooking process is performed, an arm (5) provided in the body (2) and covering the cooking container (4), a nozzle group (6) provided in the arm (5), enabling transmitting water to the cooking container (4), and a sensor group (7) provided in the arm (5), enabling detecting the liquid height in the cooking container (4).