Coffee Holder Tamping Mechanism Using Spring and Actuator Integration
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Solution Overview
Problem
Conventional coffee makers fail to extract the full flavor from coffee grounds due to the loose packing of coffee, resulting in a less rich brewing experience.
Innovation Solution
A coffee maker and holder system that cooperates to tamp coffee grounds, using a top or bottom tamping spring, or a tamper mechanism activated by a solenoid or hydraulic actuator, ensuring compacted coffee for optimal flavor extraction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If coffee grounds are loosely packed in the coffee holder, then the coffee maker can be simple in structure and easy to operate, but the flavor extraction is insufficient and the brewing quality deteriorates
Solution Approach 1:
The coffee is pre-packed into a cartridge outside the coffee maker before insertion. This preliminary packaging action ensures consistent coffee density and eliminates the need for complex tamping mechanisms within the coffee maker, resolving the contradiction between operational simplicity and packing precision.
Solution Approach 2:
A removable cartridge serves as an intermediary component that pre-contains the coffee grounds in a compacted state. This cartridge mediates between the user's simple insertion action and the requirement for densely packed coffee, allowing flavor extraction improvement without complicating the coffee maker's structure.
2Manufacturing precision
If a tamping mechanism is added to the coffee holder, then the coffee packing density improves and flavor extraction enhances, but the device complexity increases
Solution Approach 1:
The tamping action is performed in advance during cartridge manufacturing rather than during coffee maker operation. This transfers the complexity from the coffee maker to the cartridge preparation process, allowing the coffee maker itself to remain simple while still achieving dense coffee packing.
Solution Approach 2:
The cartridge acts as an intermediary that encapsulates the coffee grounds in a pre-compacted form. This eliminates the need for integrated tamping mechanisms in the coffee maker, reducing device complexity while maintaining high coffee packing density for improved flavor extraction.
3Manufacturing precision
If manual tamping is required for coffee preparation, then the coffee packing can be controlled, but the preparation time increases and productivity decreases
Solution Approach 1:
The coffee is pre-packed into cartridges with consistent density before use. This preliminary packaging action eliminates the need for manual tamping during preparation, maintaining packing consistency while significantly reducing preparation time and increasing productivity.
Solution Approach 2:
The cartridge is designed to be self-contained with pre-compacted coffee grounds. When inserted into the coffee maker, it automatically provides the correct packing density without requiring user intervention for tamping, thus maintaining precision while improving preparation speed.
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 effectively tamps coffee grounds, enhancing flavor extraction and resulting in a richer-tasting coffee by ensuring a consistent and compact coffee bed during brewing.
Implementation Method 1
The coffee holder may be filled loosely with the coffee and then placed into the coffee making apparatus and compacted, or the coffee may be compacted in the coffee holder and then the coffee holder placed into the coffee making apparatus. The compacting may be by a spring or by a resilient solid material
Implementation Method 2
The actuator may be a solenoid actuator, or a hydraulic actuator actuated by water pressure of heated water used for brewing
Implementation Method 3
The actuator may be a solenoid actuator, or a hydraulic actuator actuated by water pressure of heated water used for brewing
Data Source
AI summary
A coffee maker and coffee holder cooperate to tamp coffee in the coffee holder. The coffee holder may include a top tamping spring, a bottom tamping spring, or a top or bottom passage allowing entry of a tamper into the coffee holder. The coffee maker includes an actuator above or below the coffee holder, or a fixed tamper attached to a ceiling or platform of the coffee maker. The coffee holder may be inserted between the ceiling and platform, or into a moving drawer of the coffee maker. The actuator may be a solenoid actuator or a hydraulic actuator actuated by water pressure of heated water used for brewing.