Encoded Capsule-Holder Insert for Beverage Device Parameter Adaptation
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Solution Overview
Problem
Existing beverage preparation devices using capsule-holders face challenges in accurately determining the correct positioning of the capsule-holder, maintaining hygiene, and adapting injection conditions based on the type of capsule, with issues like barcode damage and lack of mechanisms for safe water delivery and easy cleaning.
Innovation Solution
A device with a control unit and decoding means that reads information from the capsule-holder to adjust operational parameters, includes a closing mechanism for secure capsule insertion, and a deflector for cleaning, with magnetic or optical interaction for correct positioning and encoding to differentiate capsule types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a barcode system is used to identify capsule types, then information can be read to adapt injection conditions, but the barcode may be damaged or covered with residues making it unreadable
Solution Approach 1:
An encoded insert is introduced as an intermediary component between the capsule and the device. This insert contains encoding means (magnetic, optical, or capacitive elements) that serve as a reliable mediator for transmitting capsule type information to the decoding means in the device, replacing the unreliable barcode system.
Solution Approach 2:
The optical barcode reading system is replaced with alternative encoding systems including magnetic fields, optical elements, or capacitive sensors that are more reliable and less susceptible to damage or contamination by residues.
2Ease of operation
If the device allows water injection without verifying capsule-holder positioning, then operation is simpler, but incorrect positioning leads to improper beverage preparation
Solution Approach 1:
The device incorporates feedback mechanisms through decoding means that read the encoded insert to verify correct capsule-holder positioning. The control unit receives this feedback and only permits water injection when proper positioning is confirmed, ensuring both ease of operation and positioning accuracy.
Solution Approach 2:
The decoding of the encoded insert occurs before the water injection process begins. This preliminary verification action ensures that the capsule-holder is correctly positioned and the capsule type is identified before the actual beverage preparation starts, preventing errors.
3Productivity
If the injection member projects deep into the capsule-holder receiving chamber, then liquid can be effectively injected into the capsule, but cleaning becomes difficult
Solution Approach 1:
The injection member is extracted or removed from the capsule-holder receiving chamber after use. This allows the receiving chamber to be easily accessed and cleaned, while the injection member can be separately maintained. The encoding means are positioned on the insert rather than on the injection member itself.
4Productivity
If the device operates without verifying the presence of a capsule-holder, then the device can run continuously, but water may be delivered unsafe or incorrect amounts
Solution Approach 1:
The decoding means provide feedback to the control unit about the presence and type of capsule-holder. The control unit uses this feedback to regulate water delivery, ensuring safe and correct operation only when a proper capsule-holder is present, while still allowing continuous operation when valid capsules are continuously supplied.
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
Ensures accurate beverage preparation by adapting parameters based on capsule type, prevents device operation without a correctly positioned capsule-holder, facilitates easy cleaning, and ensures safe water delivery, enhancing user convenience and hygiene.
Implementation Method 1
a deflector for deflecting liquid provided to the capsule-holder for cleaning or rinsing purpose of the device
Implementation Method 2
magnetic or optical interaction for correct positioning and encoding to differentiate capsule types
Implementation Method 3
magnetic or optical interaction for correct positioning and encoding to differentiate capsule types
Data Source
AI summary
The invention proposes a device for preparing a beverage from a food substance contained in a capsule (24) by injection of a liquid into the capsule (24), wherein said liquid is provided by a pump (70) of the device, said device comprising an extraction head (20) having an aperture (22) for inserting a capsule-holder (30) providing the capsule (24) to a capsule-holder receiving chamber (25) of the device, a closing mechanism (21) to selectively enclose said capsule (24) in the capsule-holder receiving chamber (25), at least one injection member (11) to supply a liquid received from the pump (70) to the inside of the capsule (24), a control unit (80) for controlling at least the pump (70) of the device, and decoding means (1) connected to the control unit (80) and designed to read information from the capsule-holder (30).