Multi-Chamber Beverage Capsule With Pressure-Responsive Flow Control
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Solution Overview
Problem
Current beverage dispensers using capsule-type consumables struggle to produce non-standard beverages like cappuccino and latte macchiato, which require multiple ingredients and complex processing, often necessitating expensive and difficult-to-operate espresso machines.
Innovation Solution
A capsule-type consumable with internal flow control arrangements that allow for selective fluid flow between chambers, enabling the preparation of multi-component beverages without the need for sophisticated control elements in the dispenser, using a housing with distinct chambers and an internal flow control mechanism that can switch between states to manage fluid throughput.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If standard capsule-type consumables are used in simple dispensers, then the device complexity is low and cost is reduced, but the ability to prepare non-standard beverages like cappuccino and latte macchiato is limited
Solution Approach 1:
The capsule is divided into multiple sealed chambers (first chamber, second chamber, third chamber) that are separated by a partition wall. Each chamber can independently contain different food substances or fluid volumes. This segmentation allows the capsule itself to manage multiple ingredients and processing stages without requiring complex external controls in the dispenser.
Solution Approach 2:
The capsule incorporates an internal flow control arrangement with a valve member that automatically responds to pressure changes during the brewing process. The valve member transitions between blocked and unblocked states based on the brewing stage, enabling the capsule to self-regulate fluid flow between chambers without external actuation. This self-service mechanism eliminates the need for sophisticated electronic controls in the dispenser while enabling complex beverage preparation.
2Reliability
If multiple chambers and flow control arrangements are integrated into the capsule, then beverage quality and flavor enhancement are improved, but the manufacturing complexity of the consumable increases
Solution Approach 1:
The flow control arrangement is nested within the capsule structure, with the valve member integrated into the partition wall that separates the chambers. The valve member is positioned within the wall thickness, utilizing the existing structural material of the partition. This nesting approach allows the flow control functionality to be added without significantly increasing the overall capsule complexity or manufacturing difficulty, as the valve is incorporated into the existing partition structure rather than being a separate component.
3Extent of automation
If the flow control arrangement uses pressure-responsive valve members, then automated beverage preparation is enabled, but the sensitivity to pressure variations may cause reliability issues
Solution Approach 1:
The valve member is designed to dynamically respond to pressure variations during the brewing process. It automatically transitions between blocked and unblocked states based on the pressure differential across the partition wall. This dynamic behavior enables automated control of fluid flow between chambers, allowing the system to adapt to different brewing stages without external intervention. The valve's pressure-responsive nature provides the automation needed for complex beverage preparation while maintaining simplicity through passive mechanical response.
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
Enables the preparation of premium coffee-based beverages like cappuccino and latte macchiato with enhanced flavor and quality, using standard dispenser components and avoiding complex controls, while maintaining a simple and cost-effective design.
Implementation Method 1
an internal flow control arrangement operatively coupled with at least one of the at least two distinct chambers, wherein the internal flow control arrangement is operable between a first state and a second state to selectively permit or prevent a fluid flow from said at least one chamber so as to activate a primary fluid throughput in the first state and a secondary fluid throughput in the second state
Implementation Method 2
an inlet portion arranged to enable pressurized water flow into the housing
Data Source
AI summary
The present disclosure relates to a capsule-type, food substance containing consumable (30) for use in a dispenser (10) for preparation of foodstuff products, the consumable (30) comprising a housing (76) comprising at least one rigid wall portion (82) that is impermeable to liquid, an inlet portion (140) arranged to enable pressurized water flow into the housing (76), when the consumable (30) is inserted in a processing unit (14) of the dispenser, at least one primary outlet portion 142) arranged to enable a primary fluid flow out of the housing (76), at least two distinct chambers (34, 36) arranged in the housing (76), and an internal flow control arrangement (84) operatively coupled with at least one of the at least two distinct chambers (34, 36), wherein the internal flow control arrangement (84) is operable between a first state and a second state to selectively permit or prevent a fluid flow from said at least one chamber (34, 36) so as to activate a secondary fluid throughput in the second state. The disclosure further relates to a processing unit (14) for a dispenser (10) and to a dispenser (10).