Pool Cleaner Waterline Monitoring for Low-Level Alerts

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Solution Overview

Problem

Existing systems for monitoring the waterline level of swimming pools and spas rely on user estimation, which can lead to undetected drops in water level, affecting pool equipment performance and water quality.

Innovation Solution

Implementing a mobile pool cleaning apparatus, such as an automatic swimming pool cleaner (APC), to periodically monitor the waterline level and alert users or control pool equipment when the level falls below a threshold.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If user visually observes waterline level, then user can detect rapid changes, but user cannot detect gradual changes and does not know when pool needs filling

Engineering Contradiction:
Improvewaterline level detection accuracyVSAvoidwaterline level information
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The pool cleaning apparatus autonomously monitors waterline levels without requiring user intervention. The system self-determines when the waterline drops below threshold levels and automatically notifies users, eliminating the need for manual visual inspection and ensuring continuous monitoring capability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual visual observation with electronic sensing and communication systems. The apparatus uses sensors to detect waterline levels and electronic notifications (such as mobile device alerts) to communicate status to users, substituting human visual inspection with automated electronic monitoring.

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

2Reliability

If no monitoring system is used, then system complexity is low, but equipment performance is affected due to undetected waterline drops

Engineering Contradiction:
Improveequipment performance reliabilityVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The pool cleaning apparatus performs multiple functions: it cleans the pool and simultaneously monitors waterline levels. By integrating the monitoring function into an existing multi-functional device, the system avoids adding separate dedicated monitoring equipment, thereby limiting the increase in overall system complexity while improving reliability.

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

Solution Approach 2:

The system implements feedback by continuously monitoring waterline levels and automatically notifying users when levels drop below thresholds. This feedback mechanism ensures equipment operates within reliable parameters by alerting users to maintain appropriate water levels, preventing performance degradation.

Inventive Principle:
Principle #23Feedback

3Productivity

If automated monitoring is implemented, then continuous monitoring is achieved, but device complexity increases

Engineering Contradiction:
Improvemonitoring efficiencyVSAvoidmonitoring system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system autonomously performs monitoring operations without requiring user activation or intervention. The apparatus self-determines waterline levels, compares them to threshold values, and automatically generates notifications, achieving continuous monitoring through self-service operation that minimizes the need for complex user interfaces or manual controls.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250027329A1Systems and methods of monitoring a waterline level of a swimming pool or spa
Publication Date: 2025.01.23 ZODIAC POOL CARE EURO
  • US20250027329A1 patent drawing
  • US20250027329A1 patent drawing
  • US20250027329A1 patent drawing

AI summary

An automatic swimming pool cleaner (APC) for swimming pools and spas may be used to monitor and/or determine a waterline level of the swimming pool or spa. Optionally, the determined waterline level may be provided on a user interface of an external device such as but not limited to a control box or a user device. An alert may be provided to a pool owner or other user based on the waterline level relative to a threshold waterline level. Optionally, at least one piece of equipment associated with the swimming pool or spa may be controlled based on the determined waterline level.