Post-Mix Beverage Cartridge With Piercing Valve Ratio Control

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Solution Overview

Problem

Conventional beverage dispensing systems generate excessive waste, are complex and costly, and require frequent calibration, while also being unsuitable for consumer use due to their size and complexity, and they do not effectively address the environmental impact of plastic bottle waste.

Innovation Solution

A beverage dispensing system comprising a cartridge and attachment mechanism that allows for easy mixing of beverage ingredients with a liquid, such as water, within a container, using a piercing and valve assembly to combine the ingredients, reducing waste and simplifying the process for consumer use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If concentrated beverage syrups are used in post-mix systems, then waste associated with plastic bottles is reduced, but the systems become large, expensive, and too complicated for consumer use

Engineering Contradiction:
Improveplastic bottle wasteVSAvoidsystem complexity
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

The system is divided into separate functional components: a simple dispensing mechanism and replaceable cartridges containing the concentrated syrup. This segmentation allows the complex syrup storage and dosing functions to be pre-packaged in cartridges, while the dispensing unit remains simple and consumer-friendly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention uses disposable cartridges that contain pre-measured concentrated syrup. These single-use cartridges eliminate the need for complex calibration and cleaning systems, reducing overall system complexity while minimizing waste through efficient syrup concentration.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Productivity

If conventional post-mix systems are used, then large quantities of beverages can be dispensed, but frequent calibration is required to maintain correct syrup-to-liquid ratio

Engineering Contradiction:
Improvebeverage dispensing volumeVSAvoidcalibration maintenance
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The correct syrup-to-liquid ratio is pre-determined during cartridge manufacturing. The cartridges are designed with specific flow characteristics and syrup quantities that ensure proper mixing ratios without requiring field calibration or adjustment by the user.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system automatically maintains correct mixing ratios through the cartridge design itself, which incorporates flow restrictors and chamber geometries that self-regulate the syrup flow rate. This eliminates the need for manual calibration and ensures consistent beverage quality.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If plastic bottles are used for beverage distribution, then consumer convenience is improved, but environmental waste is significantly increased

Engineering Contradiction:
Improveconsumer convenienceVSAvoidplastic waste
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The system changes the concentration parameter of the beverage product. By distributing highly concentrated syrup instead of ready-to-drink beverages, the volume of packaging material is dramatically reduced while the consumer receives the same final product volume through mixing with water at home.

Inventive Principle:
Principle #35Parameter changes

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

The system minimizes waste by using a cartridge-based approach that is user-friendly, reduces the need for complex machinery, and ensures consistent beverage quality without frequent calibration, while also being environmentally friendly by reducing plastic bottle usage.

Implementation Method 1

The piercing portion (124) may generally pierce the cartridge, thereby releasing the contents of the cartridge into the container

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

The valve assembly (126) may generally open upon engagement of the cartridge with the attachment mechanism thereby allowing the mixing of the contents of the container with the contents of the cartridge

Methodology Applied
Scientific EffectMechanical Valve: Valve

Data Source

PatentEP3088327B1Cartridge for a post-mix beverage system
Publication Date: 2018.10.17 PEPSICO INC
  • EP3088327B1 patent drawingFigure 1
  • EP3088327B1 patent drawingFigure 1A
  • EP3088327B1 patent drawingFigure 2A1~2B2

AI summary

A cartridge (150) for use with a beverage dispensing system comprising a container and an attachment mechanism is disclosed. The cartridge comprises a pod (152) with a chamber (156), an opening (158) and a cover (160) located over the opening, which cover is a foil seal, and a cap (154) including a foil retainer.