Automatic beverage maker
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Solution Overview
Problem
Existing automatic beverage makers are limited by their inability to efficiently brew multiple cups of coffee using either coffee pods or freshly ground beans, leading to waste and flavor issues due to metallic tastes and bacterial growth.
Innovation Solution
An automatic beverage system with a base unit, control system, pump, and interchangeable cartridges that maintain optimal water temperature and saturation for brewing, using a glass housing and NTC Thermistor to prevent metallic flavors and bacterial growth, and allowing for single or multi-cup brewing with pod or ground coffee options.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If traditional metal hot water tanks are used, then heating efficiency is improved, but metallic flavor and bacterial growth occur
Solution Approach 1:
A glass carafe serves as an intermediary between the heating element and the water, preventing direct contact between water and metal surfaces. The glass container holds the water during heating and brewing, eliminating metallic flavor transfer while allowing thermal energy to pass through to heat the water effectively.
Solution Approach 2:
The harmful metal-to-water contact interface is extracted and removed from the brewing system. By separating the heating function from water containment, the design eliminates the source of metallic flavor and bacterial contamination while preserving the heating capability.
2Productivity
If coffee pods are used for single servings, then brewing speed is improved, but waste increases and multi-cup brewing becomes inefficient
Solution Approach 1:
The brewing system is designed to accommodate multiple brewing modes within a single device: pod brewing for single servings and ground coffee brewing for multiple cups. This multi-functionality allows users to select the appropriate method based on their needs, maintaining fast brewing capability while enabling efficient multi-cup preparation to reduce waste.
Solution Approach 2:
The system allows parameter changes in brewing configuration - switching between pod-based single-serving mode and ground coffee multi-cup mode. By adjusting the brewing parameters (pod vs. ground coffee, single cup vs. carafe size), the system optimizes both speed and efficiency for different usage scenarios.
3Quantity of substance
If ground coffee is used for carafe brewing, then cost efficiency is improved, but adequate water saturation is difficult to achieve
Solution Approach 1:
The system employs a pump-driven hydraulic system to force hot water through the coffee grounds under pressure. This pneumatic-hydraulic mechanism ensures adequate water saturation and penetration of the coffee bed, achieving reliable extraction and brewing consistency that overcomes the challenges of using ground coffee for carafe brewing.
4Adaptability or versatility
If a single beverage system supports both pod and ground coffee brewing, then versatility is improved, but device complexity increases
Solution Approach 1:
The brewing system is segmented into distinct functional modules: a pod brewing mechanism and a ground coffee brewing mechanism. Each module is independently designed and can be selectively used. This segmentation allows the system to support multiple brewing methods while keeping each individual function relatively simple and manageable.
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
The system provides a versatile and efficient method for brewing hot beverages, maintaining optimal flavor and reducing waste by allowing for single or multi-cup brewing with either coffee pods or ground beans, while preventing metallic flavors and bacterial growth.
Implementation Method 1
a heating element, a pressure sensor and a housing, the heating element controls the temperature of the water in the housing
Implementation Method 2
using a glass housing and NTC Thermistor to prevent metallic flavors and bacterial growth
Data Source
AI summary
An automatic beverage system for producing a hot flavored beverage. The system includes a base unit having a water reservoir, a control system for heating liquid from the reservoir, a cartridge arm having a water injector and a cartridge holder, a pump and tubing system connecting the water reservoir to the cartridge holder and used to move water, and a container base positioned in an area adjacent the base unit and below the cartridge holder. The cartridge holder is adapted to receive interchangeable cartridges depending on the type and size of beverage desired. The beverage system is capable of using a beverage pod to dispense an individual cup of coffee or the like, and it is also capable of brewing larger volumes of coffee using freshly ground coffee beans. The heating element and related safety features ensure that the water is safely heated and maintained at an optimal brewing temperature.