Pressure Indicator Device for Automated Fluid Level Monitoring

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Solution Overview

Problem

Existing pressurized fluid container monitoring systems are inconvenient for remote and automated tracking of fluid levels, especially in multiple containers, due to high costs, power requirements, and safety concerns related to power cuts.

Innovation Solution

A pressure indicator device within the container uses a piston and indicator component that moves based on pressure, with a sensor and electrical circuit to produce a wireless signal representing the fluid level, allowing remote and automatic monitoring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If analog sensors with electrical signals and radio frequency transmission are used, then remote automated monitoring capability is improved, but device complexity and cost increase significantly

Engineering Contradiction:
Improveremote automated monitoring capabilityVSAvoidsensor and electrical circuit complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The patent replaces complex electrical sensors with a purely mechanical indicator system. A pressure-actuated piston mechanically moves an indicator component that directly displays fluid level information through its position, eliminating the need for electrical sensors, power sources, and electronic circuits while maintaining remote readability capability

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

Solution Approach 2:

The mechanical indicator component creates a physical copy or representation of the fluid level information through its position, allowing remote observation without requiring electrical signal transmission or complex sensing mechanisms

Inventive Principle:
Principle #26Copying

2Extent of automation

If electrical sensors with power sources are installed, then remote monitoring capability is improved, but safety risks increase due to power cut vulnerabilities

Engineering Contradiction:
Improveremote monitoring capabilityVSAvoidsafety under power cut conditions
Core Design Contradiction:
Extent of automationVSReliability

Solution Approach 1:

The mechanical indicator system is self-powered by the fluid pressure itself, which automatically actuates the piston and moves the indicator component without requiring external power sources. This eliminates vulnerability to power cuts and enhances safety through complete operational independence

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces electrical sensing and power transmission components with a purely mechanical pressure-actuated indicator mechanism, eliminating all power-related safety risks while maintaining monitoring functionality

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

3Device complexity

If mechanical pressure gauges are used, then device simplicity is maintained, but automated monitoring and remote reading capability are lost

Engineering Contradiction:
Improveindicator device simplicityVSAvoidautomated monitoring capability
Core Design Contradiction:
Device complexityVSExtent of automation

Solution Approach 1:

The patent extends the traditional mechanical pressure gauge into a third dimension by adding a pressure-actuated piston that moves an indicator component along a scaled representation, transforming a simple pressure display into a remote-readable automated monitoring system while maintaining mechanical simplicity

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

4Measurement precision

If multiple fluid containers are monitored individually, then monitoring accuracy is maintained, but time consumption and operational efficiency decrease

Engineering Contradiction:
Improvefluid level monitoring accuracyVSAvoidmonitoring efficiency for multiple containers
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The mechanical indicator system provides a universal interface that can be replicated across multiple containers with identical functionality, allowing simultaneous monitoring of multiple containers without requiring different systems or increasing operational complexity per container

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

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

Enables simple, quick, and automatic determination of fluid levels in multiple containers from a distance, reducing costs and power consumption while ensuring reliable operation and safety.

Implementation Method 1

a piston sensitive to the prevailing pressure in the container, the piston being able to move, depending on the value of the pressure in the container

Methodology Applied
Scientific EffectPressure: Pressure Increase

Data Source

PatentUS12025518B2Pressurized-fluid container with a pressure indicator device
Publication Date: 2024.07.02 LAIR LIQUIDE SA POUR LETUDE & LEXPLOITATION DES PROCEDES GEORGES CLAUDE
  • US12025518B2 patent drawing
  • US12025518B2 patent drawing
  • US12025518B2 patent drawing

AI summary

A pressurized fluid container having a pressure indicator device, the device having-a piston sensitive to the prevailing pressure in the pressurized fluid container, the piston moving, depending on the value of the pressure in the pressurized fluid container, between at least a retracted position and a deployed position; an indicator component configured to cooperate with the piston, the indicator component moving, depending on the position of the piston, between at least a first position representing a first pressure value and a second position representing a second pressure value.