Disposable Beverage Dispensing Connection Unit Hygiene
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Solution Overview
Problem
Existing beverage dispensing systems face challenges in maintaining hygiene and safety, particularly when untrained users operate them, leading to potential bacterial contamination and poor beverage quality due to inadequate cleaning and reuse of dispensing lines.
Innovation Solution
A beverage dispensing system featuring a replaceable connection unit with a hollow piston member and dispensing line that can be periodically replaced, incorporating a mechanism to prevent reuse and ensuring hygiene by using disposable components, thereby reducing the need for cleaning and service.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the dispensing line is reused without proper cleaning, then operational continuity is maintained, but bacterial contamination and beverage quality deteriorate
Solution Approach 1:
The patent implements a disposable connection unit comprising a hollow piston member and dispensing line that is discarded after a single use. This eliminates the need for cleaning and prevents bacterial contamination while maintaining operational continuity, as a new sterile unit is used for each beverage container.
Solution Approach 2:
The dispensing system is segmented into reusable components (dispense head, activation handle) and disposable components (connection unit with hollow piston member and dispensing line). This segmentation allows the critical beverage-contact parts to be discarded while retaining expensive equipment, resolving the contradiction between continuous operation and contamination prevention.
2Reliability
If extensive cleaning and service are required, then hygiene is maintained, but device complexity and operational burden increase
Solution Approach 1:
By making the connection unit disposable, the patent eliminates cleaning requirements entirely for the beverage-contact components. The unit is designed for single use and then discarded, maintaining hygiene without adding complexity to cleaning procedures.
Solution Approach 2:
The system provides self-service hygiene through the disposable nature of the connection unit. Each new unit comes sterile from packaging, and the user simply replaces the unit rather than performing cleaning operations, thereby maintaining hygiene while reducing operational burden.
3Object-affected harmful factors
If the connection unit is made disposable, then hygiene and beverage quality improve, but loss of substance increases
Solution Approach 1:
The patent accepts the loss of the connection unit substance as necessary to ensure beverage quality. The disposable design prevents contamination and ensures each beverage is dispensed through a sterile path, with the environmental and material cost being the trade-off for guaranteed beverage quality.
Solution Approach 2:
While the connection unit is discarded after use, the expensive reusable components (dispense head, activation handle) are recovered and reused. This partial recovery strategy mitigates the loss of substance by retaining valuable components while discarding only the single-use parts.
4Reliability
If a mechanism preventing reuse is added, then hygiene is ensured, but device complexity increases
Solution Approach 1:
The most effective anti-reuse mechanism is simply making the component disposable. The connection unit is designed for single use with no provision for reconnection, eliminating the need for complex mechanical or electronic anti-reuse mechanisms while ensuring hygiene through guaranteed single-use status.
Data Source
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AI summary
The present invention relates to a beverage dispensing system for dispensing beverage from a beverage container, the beverage dispensing system comprising a dispense head adapted to be connected to the beverage container and comprising a housing having a through-going bore, and an activation handle pivotally mounted to the housing and movable between at least a deactivated position and an activated position, the beverage dispensing system further comprises a replaceable connection unit adapted to be connected with the dispense head and comprising a hollow piston member removably insertable into the bore of the housing and a dispensing line connected to the hollow piston member, whereby the hollow piston member is axially displaceable between a deactivated position and an activated position, and when in the activated position, the hollow piston member fluidly connects the extractor tube and the dispensing line to dispense beverage from the beverage container. The invention further relates to a connection unit for a beverage dispensing system, a dispense head for a beverage dispensing system, use of such dispense head as well as to a method for connecting and disconnecting the replaceable connection unit to a beverage container.