Beverage Cartridge Layout for Parallel Drive and Fluid Couplings
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Solution Overview
Problem
The mechanical interface between beverage cartridges and dispensing machines is complex, leading to frequent restocking needs and potential design reliability issues due to non-parallel and lengthy couplings.
Innovation Solution
The beverage cartridge design features drive and fluid ports located on the same side of the housing, allowing for short, direct couplings that are parallel, enabling a compact and reliable connection via a push-fit arrangement, with a rotating volumetric pump for precise fluid dosing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If drive port and fluid outlet port are located on different sides of the housing, then the coupling arrangement can accommodate complex mechanical interface requirements, but the couplings become lengthy and non-parallel, reducing design reliability and increasing complexity
Solution Approach 1:
The invention divides the coupling system into two separate but parallel couplings: a drive coupling for torque transmission and a fluid coupling for beverage delivery. By segmenting the functional requirements and positioning both couplings on the same side of the cartridge, the design achieves parallel, direct couplings that are shorter and more reliable than conventional non-parallel arrangements.
2Ease of manufacture
If couplings are arranged non-parallel and lengthy, then the mechanical interface can connect different sides of the cartridge, but the design simplicity and reliability are compromised
Solution Approach 1:
The invention merges the drive coupling and fluid coupling arrangements by positioning both on the same side of the cartridge housing. This merging of functional interfaces on a single side enables both couplings to be short and parallel, simplifying the mechanical design and manufacturing while reducing coupling lengths compared to conventional arrangements that connect opposite sides.
3Volume of moving object
If the dispenser assembly is designed with non-parallel couplings, then it can accommodate conventional cartridge interfaces, but the overall system size increases and compactness is reduced
Solution Approach 1:
The invention transitions from conventional non-parallel coupling arrangements to a parallel coupling configuration by repositioning both the drive port and fluid outlet port on the same side of the cartridge. This dimensional reorganization of the interface layout enables shorter couplings and a more compact dispenser assembly while improving connection reliability through direct, parallel coupling paths.
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 design simplifies the connection process, enhances reliability, and allows for a more compact dispenser assembly, facilitating easy cartridge loading and efficient fluid delivery, even in cramped conditions.
Implementation Method 1
the pump advantageously is a rotating volumetric pump, such as a gear pump. Conveniently thereby rotation of the drive coupling by a drive unit in the dispenser provides the driving torque to rotate the pump located within the housing of the beverage cartridge.
Data Source
Figure 1
Figure 2(a)~2(b)
Figure 3(a)
AI summary
A beverage cartridge (50) for use in a beverage dispensing system (10), comprising a housing (52), and located within the housing, a container for accommodating a beverage-related fluid substance and a pump; a drive port (53a) via which a driving torque may be delivered to the pump,- and a fluid outlet port (53b), via which the fluid substance may be pumped from the cartridge; wherein the fluid outlet port and the drive port are located on the same side of the housing.