Portable Manual Coffee Maker With Hydraulic Pressure Brewing
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Solution Overview
Problem
Existing coffee pod machines are large and cumbersome, making them inconvenient for outdoor use due to their size and lack of portability.
Innovation Solution
A portable manually-operated coffee maker with a detachable design consisting of a cup body, hydraulic base body, and coffee brewing base body, featuring threaded connections and a hydraulic power rod to control water flow, allowing for easy assembly and disassembly, and a compact structure that includes valves to manage water flow and pressure for efficient brewing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If a traditional coffee pod machine is used, then coffee brewing function is achieved, but the device is large and cumbersome making it inconvenient for outdoor use
Solution Approach 1:
The coffee maker is divided into three detachable components: cup body, hydraulic base body, and coffee brewing base body. This segmentation allows the device to be disassembled for easy carrying and storage, directly resolving the portability issue while maintaining brewing functionality.
Solution Approach 2:
The patent transitions from a fixed, stationary coffee machine design to a portable, handheld design by reducing the device to cup-scale dimensions. This dimensional change enables the device to be carried in pockets or bags, fundamentally improving portability.
2Volume of moving object
If a compact portable design is implemented, then portability is improved, but the device complexity increases due to multiple detachable components and hydraulic mechanisms
Solution Approach 1:
The patent uses a simple hydraulic mechanism where water pressure from the cup body automatically controls the opening and closing of valves through pressure-driven movement. This hydraulic approach simplifies the control system compared to electrical or mechanical actuation, reducing overall device complexity despite the detachable components.
Solution Approach 2:
The hydraulic system operates automatically using water pressure from the brewing process itself to control valve operations. The water flow pressure opens the water inlet valve and subsequently the coffee outlet valve without requiring external control mechanisms, simplifying the device structure.
3Device complexity
If manual operation is used to reduce complexity, then device simplicity is improved, but the brewing efficiency and pressure control may be insufficient
Solution Approach 1:
The hydraulic mechanism uses water pressure generated during the brewing process to automatically control valve timing and coffee extraction pressure. This ensures sufficient brewing pressure and efficiency while maintaining manual operation simplicity, as the user only needs to pour water and the system handles the rest automatically.
Solution Approach 2:
The system provides automatic feedback through hydraulic pressure control - water pressure from the cup body automatically triggers valve opening sequences and maintains brewing pressure. This self-regulating mechanism ensures efficient brewing without requiring complex manual pressure control, balancing simplicity with productivity.
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 coffee maker is small, easy to carry, and facilitates convenient coffee brewing outdoors by using a compact design that preserves water temperature, ensures efficient water flow, and produces foamy coffee through controlled pressure, enhancing the brewing experience.
Implementation Method 1
A hydraulic power rod for controlling the water inlet control valve to be opened when moving towards the outside of the water storage cavity and controlling the water outlet control valve to be opened when moving towards the inside of the water storage cavity
Implementation Method 2
The cup body and the hydraulic base body are in threaded connection. The hydraulic base body and the coffee brewing base body are in threaded connection.
Data Source
AI summary
A portable manually-operated coffee maker includes a cup body, a hydraulic base body, and a coffee brewing base body detachably connected into one piece. The hydraulic base body is disposed between the cup body and the coffee brewing base body. A water storage cavity, a water inlet passage, and a water outlet passage are disposed in the hydraulic base body. The water inlet passage is in communication with the water storage cavity and the cup body. An accommodating cavity and a coffee outlet passage are disposed in the coffee brewing base body. The water outlet passage is in communication with the water storage cavity and the accommodating cavity. A water inlet control valve is disposed in the water inlet passage, and a water outlet control valve is disposed in the water outlet passage. A hydraulic power rod is disposed in the water storage cavity.