Beverage Discharge Geometry for Air-Pocket-Free Espresso Flow
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing beverage extraction machines face issues with irregular discharge flow due to air pockets, affecting the quality and visual aspect of aromatic beverages like espresso coffee, despite previous solutions that have limitations in constructive simplicity and operational reliability.
Innovation Solution
A machine with a beverage discharge disposition featuring two flow sections separated by a throttling section with double deflection, including exhaust openings and a throttling wall configuration that accelerates and redirects the flow to streamline the discharge, ensuring gas pockets are released and the beverage flows smoothly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a beverage discharge disposition with flow sections and throttling is used, then air pockets are removed and discharge flow is streamlined, but the device complexity increases
Solution Approach 1:
The beverage discharge disposition is divided into multiple flow sections (first flow section, second flow section, third flow section) with different functions. Each section handles specific tasks: the first section receives beverage, the throttling section creates pressure drop and removes air pockets, and the second section delivers streamlined beverage. This segmentation allows complex flow control to be achieved through modular, functionally-distinct components rather than a single complex structure.
Solution Approach 2:
The throttling section acts as an intermediary element between the first and second flow sections. It introduces a controlled pressure drop and flow restriction that serves as a mediator to separate air pockets from the beverage stream. This intermediary component transforms the chaotic two-phase flow into a streamlined single-phase flow without requiring complex mechanical mechanisms.
2Productivity
If flow throttling section with double deflection is implemented, then beverage flow is accelerated and streamlined, but the manufacturing complexity increases
Solution Approach 1:
The flow discharge disposition employs curved surfaces and smooth transitions instead of sharp angles or complex mechanical components. The first flow section, throttling section, and second flow section are designed with continuous curved surfaces that guide the beverage flow smoothly through the double deflection process. This curvature-based design achieves flow acceleration and streamlining while being manufacturable using standard molding or machining processes.
3Reliability
If exhaust openings are provided in flow sections, then gas pockets are effectively removed, but the device complexity increases
Solution Approach 1:
Air pockets are extracted from the beverage stream through exhaust openings provided in the flow sections. The throttling section creates pressure conditions that force air pockets toward the exhaust openings, where they are separated and removed from the system. This extraction approach removes the harmful air pockets without requiring complex mechanical separation devices or additional active components.
Solution Approach 2:
The flow discharge disposition utilizes the inherent pressure drop created by the throttling section to self-propel air pockets toward the exhaust openings. The system design allows the beverage flow itself to carry air pockets to the exhaust points without requiring external actuators, pumps, or complex control mechanisms. The structure serves its own air removal function through its geometric design alone.
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 configuration effectively removes gas pockets, enhancing the discharge flow conditions, improving the formation of crema and visual appearance of beverages, while maintaining a simple and reliable construction.
Implementation Method 1
separated by a flow throttling section (53) that presents a substantially smaller flow passage area than said first and second flow sections (51, 52)
Implementation Method 2
said flow sections (51, 52) present at least one exhaust opening (54) adapted so as to provide an air exit, whereby said throttling section (53) configures a double deflection of the prevailing flow direction
Data Source
Figure 1~2
Figure 3~4
Figure 5
AI summary
The present invention discloses a machine (1) adapted for preparing aromatic beverages by means of extraction, such as espresso coffee and similar, that is characterized in that it comprises at least one optimized beverage discharge disposition (5), in particular presenting a first and second flow sections (51, 52) separated by a throttling section (53) that configures a double deflection of the prevailing flow direction, so that it provides a streamlining of the discharge flow.