Networked Beverage Dispenser Filter Tracking for Proactive Maintenance

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Solution Overview

Problem

Public consumable liquid dispensers face challenges in efficient management, maintenance, and energy consumption due to variable usage patterns and lack of advanced control systems, leading to potential malfunctions and increased operational costs.

Innovation Solution

A networked system of liquid dispenser stations equipped with sensors, controllers, and RFID tags, utilizing predictive algorithms and closed-loop controls for optimized operation, remote monitoring, and adaptive scheduling to enhance efficiency and reduce energy consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If public consumable liquid dispensers operate without advanced control systems, then device complexity is reduced, but operational efficiency deteriorates and energy consumption increases

Engineering Contradiction:
Improvecontrol system complexityVSAvoidoperational efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent implements sensor assemblies that detect object presence and provide feedback signals to controllers, enabling automated dispensing decisions. The system continuously monitors filler outlet conditions and adjusts operation accordingly, resolving the contradiction by using intelligent feedback rather than complex centralized control.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The dispenser system performs self-monitoring and self-regulation through integrated sensors and local controllers that autonomously manage dispensing operations based on detected conditions. This self-service capability improves operational efficiency without requiring complex external control systems.

Inventive Principle:
Principle #25Self-service

2Device complexity

If public consumable liquid dispensers lack remote monitoring capabilities, then device complexity is reduced, but reliability deteriorates due to potential malfunctions

Engineering Contradiction:
Improvemonitoring system complexityVSAvoidsystem reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The system incorporates sensor assemblies that provide continuous feedback on operational status, object presence, and system conditions. This feedback mechanism enables reliable operation by allowing the system to detect and respond to malfunctions or abnormal conditions automatically.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual monitoring and mechanical control systems with electronic sensors and digital communication interfaces. This substitution enables remote monitoring capabilities while keeping the physical device structure relatively simple, improving reliability through electronic detection rather than mechanical complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Ease of operation

If liquid dispenser stations use variable temperature delivery based on source water, then ease of operation is improved, but energy consumption increases due to lack of adaptive control

Engineering Contradiction:
Improvetemperature delivery convenienceVSAvoidenergy consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The system dynamically adjusts dispensing parameters based on real-time sensor feedback and detected usage patterns. The controller modifies operation in response to changing conditions, enabling adaptive temperature and flow control that reduces energy consumption while maintaining operational convenience.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements dynamic parameter adjustment where the system changes operational parameters such as flow rate, temperature, and dispensing timing based on sensor input and usage patterns. This parameter optimization reduces energy consumption while preserving ease of operation through automated adaptation.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12394271B2System and method for dispensing consumable liquids
Publication Date: 2025.08.19 EMC WATER LLC
  • US12394271B2 patent drawing
  • US12394271B2 patent drawing
  • US12394271B2 patent drawing

AI summary

Systems and methods for dispensing consumable liquids are disclosed. An example networked system includes a server and a plurality of beverage dispenser stations. Each of the beverage dispenser stations includes a filler including a filler outlet configured to deliver a beverage into a container, an RFID reader configured to read an RFID tag fixed to a water filter through which water for the beverage is to flow, and a controller. The controller is configured determine a duration-of-use of the water filter and a volume of water that has passed through the water filter. Each of the beverage dispenser stations also includes a network communications interface configured to communicate the duration-of-use and the volume of water to the networked administrative server to track use of the water filter among the plurality of beverage dispenser stations.