Compact brewing assembly and method
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Solution Overview
Problem
Existing manual brewing devices for coffee and tea lack control over steep time, are often bulky, prone to hot water leaks, and are not portable or scalable for brewing multiple cups, leading to inconsistent flavor and inconvenience.
Innovation Solution
A compact brewing assembly comprising a vessel, filter component, exterior sleeve, and cap, which allows for controlled steep time, prevents leaks, and is collapsible and portable, enabling brewing of multiple cups with a scalable design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional manual brewing devices (French press, pour over) are used, then brewing is simple and device structure is simple, but steep time cannot be controlled and flavor consistency is poor
Solution Approach 1:
The brewing device incorporates a plunger mechanism that allows dynamic control of the brewing process. The plunger can be positioned at different heights to control steep time, and pressed to initiate filtration. This dynamic mechanism enables the operator to control extraction time precisely while maintaining simple operation through manual action.
Solution Approach 2:
The device uses gravity as the driving force for water flow through the coffee grounds, eliminating the need for pumps or complex mechanical systems. The plunger mechanism relies on manual pressure applied by the user, and the filtration process occurs naturally as water passes through the grounds and filter. This self-service approach maintains simplicity while enabling control.
2Manufacturing precision
If devices with steep time control are designed, then flavor consistency improves, but device size increases and portability decreases
Solution Approach 1:
The brewing chamber is nested within the outer housing, with the filter and plunger components arranged vertically in a compact columnar configuration. The handle integrates with the plunger mechanism, and the spout is formed as part of the brewing chamber structure. This nested arrangement achieves precise steep time control through the plunger mechanism while minimizing overall device volume for portability.
Solution Approach 2:
The device transitions from horizontal spreading of components to vertical stacking, with the plunger moving vertically to control brewing. The spout extends upward from the brewing chamber rather than sideways. This vertical orientation allows precise control mechanisms to be compactly arranged along the height of the device rather than requiring horizontal space.
3Volume of moving object
If compact brewing devices are designed, then portability improves, but hot water leakage increases due to integrated design challenges
Solution Approach 1:
The brewing device is segmented into distinct components: an outer housing, an inner brewing chamber, a filter assembly, and a plunger mechanism. Each component has a specific function and can be separately manufactured and assembled. The interfaces between segments are designed with gaskets or sealing surfaces to prevent hot water leakage while maintaining compact overall dimensions.
Solution Approach 2:
A filter assembly acts as an intermediary between the water reservoir and the brewing chamber, and also serves as a sealing element. The plunger includes a seal that interfaces with the brewing chamber walls to prevent leakage during the pressing operation. These intermediary components mediate between the compact design requirements and leak prevention needs.
4Volume of moving object
If single cup brewing devices are used, then device size is small, but productivity decreases when brewing multiple cups
Solution Approach 1:
The brewing chamber and plunger mechanism are designed with sufficient capacity to brew multiple cups of coffee in sequence. The water reservoir can be filled to different levels depending on desired output, and the filter and plunger accommodate varying amounts of coffee grounds. This universal design allows the same compact device to function for single cup or multi-cup brewing without requiring size increase.
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 compact brewing assembly provides precise control over steep time, prevents hot water leaks, and is portable and scalable, ensuring consistent flavor and convenience in brewing coffee or tea, while encapsulating the filter and vessel for easy transport.
Implementation Method 1
The filter component includes a filter that allows the liquid mixture in the exterior sleeve to pass through the filter
Implementation Method 2
A downward force is applied to the cap or exterior sleeve, which causes the biasing element to open at least one finished brew channel
Implementation Method 3
In operation, the heated water gravity flows through the grounds and the finished brew is collected in a separate vessel
Data Source
AI summary
A compact brewing assembly and method is described. The compact brewing assembly includes a vessel, a filter component, an exterior sleeve and a cap. The vessel includes a vessel top and a vessel bottom, wherein the vessel top includes a fastening component. The filter component is removably coupled to the fastening component of the vessel top. The exterior sleeve includes a top exterior sleeve and a bottom exterior sleeve slidably coupled to the filter component. The cap is removably coupled to the top exterior sleeve.