Beverage Capsule Extraction System with Gravity-Based Ejection
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
The existing beverage extraction systems using capsules often experience issues where the capsule sticks to the extraction plate due to residue or adhesion, leading to manual or mechanical ejection being necessary, and can jam, preventing the use of another capsule.
Innovation Solution
The system incorporates attachment means, such as hooks, to securely hold the capsule in the chamber during closure and release mechanisms to ensure the capsule detaches from the extraction plate upon opening, allowing it to fall by gravity, and an inclined extraction plate design to reduce blockages.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If the capsule is held in place by gravity alone in the open position, then the device structure is simple, but the capsule may stick to the extraction plate and fail to eject properly
Solution Approach 1:
An intermediary component (the movable chamber part with attachment means) is introduced between the capsule and the fixed chamber part. This intermediary actively holds the capsule during extraction and then actively releases it, mediating the transfer of the capsule from the extraction position to the ejection position, thereby solving the reliability issue without significantly complicating the overall device structure.
2Reliability
If the capsule is retained by friction in the movable part, then capsule retention during extraction is improved, but the capsule may jam and prevent subsequent capsule insertion
Solution Approach 1:
The retention mechanism is made dynamic rather than static. The movable chamber part moves relative to the fixed chamber part, transitioning the capsule from a retained state during extraction to a released state during ejection. This dynamic approach allows the same mechanism to provide both secure retention and easy release, resolving the contradiction between reliable retention and ease of operation.
3Reliability
If the capsule is held securely during extraction, then extraction reliability is improved, but manual or mechanical intervention is required for ejection when sticking occurs
Solution Approach 1:
The system is designed to be self-servicing for the ejection function. The movable chamber part, which already performs the function of holding the capsule during extraction, also performs the ejection function automatically when the device is reopened. The attachment means are designed to naturally release the capsule under the action of gravity and the relative movement of the chamber parts, eliminating the need for separate manual or mechanical ejection mechanisms.
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 solution ensures reliable capsule ejection without manual intervention and prevents jamming, maintaining system functionality by securely attaching and releasing the capsule, and reducing blockages through the inclined extraction plate design.
Implementation Method 1
the capsule then no longer being supported by the retaining means (lugs); this causes the capsule to fall by simple gravity and be collected in a capsule container
Data Source
Figure 1~2
Figure 3
Figure 4
AI summary
A beverage preparation system from a capsule comprising: a capsule (1) having a body including an injection face and an extraction face with an opening and ending in a collar (5) and a beverage delivery portion; the collar ending in a free edge (8);a beverage preparation device comprising: a first chamber part (14) including a cavity of adapted shape to substantially cover the body of the capsule and a clamping surface (23) which engages in compression against the collar and, a second chamber part including an extraction plate, at least one of the two chamber parts being movable relative to the other chamber part from an open position in which the capsule is inserted to a closed position in which the capsule is enclosed between the two chamber parts, the first chamber part (14) including capsule attachment means (32, 38) enabling the capsule to be held in said cavity of said first part during the transition from the closed position to the open position; the capsule including complementary means (8, 39) adapted for being held by these attachment means.