Portable Coffee Brewer With Continuous Recirculation Heating
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Solution Overview
Problem
Conventional coffee brewing devices are non-portable and lack the ability to brew a high-quality cup of coffee conveniently, as they are bulky and designed for stationary use, failing to meet the need for a portable and user-friendly solution.
Innovation Solution
A portable coffee brewing device featuring a container with a heating element and electrical components housing, a lid connected via a hinge, and a drip tube system that allows for continuous fluid circulation, enabling brewing of coffee using K-cups and allowing users to load water and coffee grounds at one location and brew at another.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional coffee makers are designed with multiple components and heating elements for high-quality brewing, then coffee brewing quality is improved, but device portability deteriorates
Solution Approach 1:
The patent combines the heating element, water reservoir, coffee grounds holder, and brewing chamber into a single integrated portable device. The heating element is embedded within the device housing, and all components are merged into one unit that can be held and operated in a single hand, eliminating the need for multiple separate components while maintaining brewing functionality
Solution Approach 2:
The portable coffee maker is designed to perform multiple functions within a single device: heating water, brewing coffee, and providing insulation for temperature maintenance. The device serves as both a heating apparatus and a serving container, eliminating the need for separate brewing and serving equipment
2Ease of operation
If personal coffee makers are designed for single serving, then ease of use for travel is improved, but coffee brewing quality deteriorates
Solution Approach 1:
The patent incorporates an adjustable temperature control mechanism that allows users to select from multiple temperature settings (e.g., 195°F, 200°F, 205°F) to optimize brewing for different coffee types. The device also features adjustable brewing time controls and water volume settings, enabling users to customize brewing parameters to achieve high-quality results while maintaining portability
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 device provides a portable, easy-to-use, and high-quality coffee brewing solution that is durable, ergonomic, and safe, allowing users to make fresh coffee anywhere, while being easy to clean and leak-proof.
Implementation Method 1
an internal heating element which is connected to a source of electricity
Implementation Method 2
heated fluid is forced up the drip tube through the passageway in the lid and into the coffee grounds holding device in a continuous cycle
Data Source
AI summary
A portable coffee brewing device includes a lid pivotally connected to an upper end of the container by a hinge and button. A heating element housing and an electrical component housing is connected to a lower end of the container. A drain is positioned in a bottom wall of the container and is fluidly connected to a heating element positioned within the heating element housing. The heating element is controlled by electrical components positioned in the electrical components housing. A drip tube is fluidly connected to the heating element and the lid. A single serve coffee holding device is positioned below the lid. When the container is filled with fluid and the heating element is powered, heated fluid is forced up the drip tube through the passageway in the lid and into the coffee grounds holding device in a continuous cycle. The device is connectable to an external power source.


