Lateral Closing Piston for Versatile Coffee Vessel Brewing
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Solution Overview
Problem
Existing coffee machine designs face challenges in achieving economies of scale due to their diverse hydraulic circuits and components, leading to increased production costs and variability in coffee quality across different machine types.
Innovation Solution
A coffee machine design featuring a removable coffee vessel with a laterally moving closing piston that can function as both a tamping and piercing mechanism, allowing for shared components across manual, hybrid, and capsule-based machines, with options for manual, hydraulic, or electric drive mechanisms, enabling flexible operation and reduced component costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If diverse hydraulic circuits and components are used in different coffee machine types, then each machine can be optimized for its specific function, but production costs increase and manufacturing complexity increases
Solution Approach 1:
The patent applies universality by designing a single standardized piston component that serves multiple functions across different coffee machine types. The piston is configured with a standardized structure that can function in manual machines, hybrid machines with grinders, and capsule-based machines, eliminating the need for diverse hydraulic circuits and components. This standardized design reduces production costs while maintaining function-specific optimization through the piston's ability to perform tamping, piercing, and sealing operations across all machine types.
2Adaptability or versatility
If diverse hydraulic circuits and components are used in different coffee machine types, then each machine can be optimized for its specific function, but manufacturing precision and coffee quality consistency decrease
Solution Approach 1:
The standardized piston design ensures manufacturing precision and coffee quality consistency by providing a uniform component across all coffee machine types. The piston's standardized dimensions, material specifications, and functional characteristics ensure that the same level of performance is achieved whether used in manual machines, hybrid machines, or capsule-based machines. This eliminates variability introduced by diverse components and ensures consistent coffee quality across different machine types.
Solution Approach 2:
The patent applies parameter changes by designing the piston with specific standardized parameters (dimensions, material properties, structural features) that can be adjusted to optimize performance for different machine types while maintaining overall consistency. The piston's parameters are carefully controlled to ensure uniform performance across all applications, allowing function-specific optimization without sacrificing manufacturing precision or coffee quality consistency.
3Ease of manufacture
If a standardized piston design is used across manual, hybrid, and capsule-based machines, then production costs decrease and manufacturing becomes simpler, but the ability to optimize for specific machine functions may be reduced
Solution Approach 1:
The standardized piston design achieves universality by incorporating multiple functional capabilities within a single component design. The piston is configured to perform tamping operations in manual machines, piercing operations in capsule-based machines, and both functions in hybrid machines, all while maintaining the same standardized structure. This multi-functionality allows production cost reduction through standardization while preserving function-specific optimization through the piston's versatile design.
Solution Approach 2:
The patent applies dynamics by designing the piston with features that allow it to adapt its function based on the specific machine type and operational requirements. The piston's standardized structure includes dynamic elements that can be configured or adjusted to optimize performance for different functions, enabling the same component to deliver function-specific optimization across diverse machine types while maintaining manufacturing simplicity.
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
This design enables the use of shared parts across various machine types, reducing production costs and improving coffee quality consistency by allowing for efficient tamping and piercing functions, while maintaining user involvement and ease of maintenance.
Implementation Method 1
a water heater; a water delivery system for delivering heated water to the coffee vessel
Implementation Method 2
a closing piston having an end face and a water delivery channel leading to the end face
Data Source
Figure 1~3
Figure 4~5
Figure 6~7
AI summary
A coffee machine (10) has a removable coffee vessel (16) for fitting to a docking area (14). A closing piston (32) is driven laterally relative to the coffee vessel (16) into a side opening of the coffee vessel (16). The closing piston (32) has a water delivery channel leading to its end face.