Bath Fill Control Using Learned Flow Parameters and Presets

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Solution Overview

Problem

Existing automated bath filling systems require manual input of desired depth and temperature, which can be inconvenient and may not accurately replicate user preferences.

Innovation Solution

A control system comprising one or more processors and sensors that monitor water flow parameters during manual bath filling, determining suitable water flow parameter values for future automated fills based on temperature and amount of water, and storing these values as a pre-set option.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual input of depth and temperature is required for automated bath filling, then the system can control filling parameters, but user convenience deteriorates and preference accuracy worsens

Engineering Contradiction:
Improveuser convenienceVSAvoidpreference accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system performs preliminary monitoring and learning during manual bath filling to capture user preferences. Sensors record water flow parameters, temperature, and fill duration, which are then stored as pre-configured settings for future automated fills, eliminating the need for repeated manual input while maintaining accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system incorporates feedback mechanisms where sensors continuously monitor bath filling parameters and compare them against stored user preferences. This feedback loop enables the system to automatically adjust and replicate the user's preferred filling pattern, achieving both convenience and accuracy.

Inventive Principle:
Principle #23Feedback

2Productivity

If water flow parameters are monitored during manual filling, then future automated fills can be optimized, but system complexity increases

Engineering Contradiction:
Improvefilling efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The control system serves multiple functions: it monitors water flow parameters during manual filling, stores this data as user preferences, and uses this information to control automated filling. This multi-functionality reduces the need for separate systems while improving filling efficiency.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system performs self-learning by automatically monitoring and storing water flow parameters during manual filling without requiring additional user input or configuration. This self-service capability captures user preferences passively, improving efficiency without proportionally increasing complexity.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If pre-set options are stored for automated filling, then user convenience improves, but memory and storage requirements increase

Engineering Contradiction:
ImproveconvenienceVSAvoidstorage capacity
Core Design Contradiction:
Ease of operationVSQuantity of substance

Solution Approach 1:

The system stores only the essential water flow parameters (flow rate, temperature, fill duration) as pre-set options rather than storing complete operational profiles. This selective storage approach provides sufficient convenience for automated filling while minimizing memory requirements.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12289178B2Bath filling
Publication Date: 2025.04.29 KOHLER MIRA LTD
  • US12289178B2 patent drawing
  • US12289178B2 patent drawing
  • US12289178B2 patent drawing

AI summary

A control system for a bath includes one or more processors and one or more sensors. The one or more sensors are arranged to sense water flow parameter data as a user fills the bath and to transmit the water flow parameter data to the one or more processors. The one or more processors are arranged to determine water flow parameter values suitable for use to fill the bath based on the water flow parameter data, and store the determined water flow parameter values as a pre-set bath-fill option arranged to be used to automatically fill the bath for future use.