Torch Consumable Detection by Chamber Pressure Decay

Solution Overview

Problem

Existing welding and cutting torches face challenges in efficiently adjusting operational settings for different interchangeable torch components, leading to inefficiencies and potential damage due to unsuitable settings.

Innovation Solution

A torch system that monitors pressure changes in a chamber formed by component engagement and uses physical formations such as circumferential bands, extensions, and pins to determine compatible consumable components, adjusting operational parameters accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If different interchangeable torch components are used for various cutting and welding operations, then the versatility of the torch is improved, but the operational settings become incompatible leading to potential damage and inefficiency

Engineering Contradiction:

ImproveversatilityVSAvoidoperational compatibility

Core Design Contradiction:

Adaptability or versatilityVSReliability

Solution Approach 1:

The system uses sensors to detect the physical formation features of the consumable component and provides feedback to the control system. This feedback mechanism enables the system to automatically identify the installed consumable type and adjust operational settings accordingly, ensuring compatible operation while maintaining versatility across different components

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The torch system automatically detects and identifies the installed consumable component through its physical formation features without requiring manual intervention. The system self-configures operational parameters based on the detected component characteristics, enabling autonomous adaptation to different consumables and eliminating manual setting adjustments

Inventive Principle:

Principle #25Self-service

2Reliability

If manual adjustment of operational settings is performed for each consumable component, then operational compatibility is improved, but the time required for setup increases leading to reduced productivity

Engineering Contradiction:

Improveoperational compatibilityVSAvoidsetup time

Core Design Contradiction:

ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary detection and identification of the consumable component's physical formation features during the setup phase. By pre-determining the component type and its associated operational parameters before actual use begins, the system eliminates the need for manual adjustment during operation, thereby maintaining compatibility while reducing setup time

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The torch system automatically detects and identifies the installed consumable component through its physical formation features without requiring manual intervention. The system self-configures operational parameters based on the detected component characteristics, enabling autonomous adaptation to different consumables and eliminating manual setting adjustments

Inventive Principle:

Principle #25Self-service

3Adaptability or versatility

If unsuitable operational settings are used for a consumable component, then the torch can operate with any component, but cutting and welding performance deteriorates along with component lifespan

Engineering Contradiction:

Improvecomponent compatibilityVSAvoidcutting and welding performance

Core Design Contradiction:

Adaptability or versatilityVSProductivity

Solution Approach 1:

The system uses sensors to detect the physical formation features of the consumable component and provides feedback to the control system. This feedback mechanism enables the system to automatically identify the installed consumable type and adjust operational settings accordingly, ensuring compatible operation while maintaining versatility across different components

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The control system dynamically changes operational parameters such as power level, gas flow rate, and other settings based on the detected physical formation features of the consumable component. By automatically adjusting these parameters to match the specific consumable type, the system maintains optimal cutting and welding performance across different components without requiring manual intervention

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

Enables efficient and safe operation of the torch by ensuring compatible settings, reducing downtime and improving cutting/welding performance and component lifespan.

Implementation Method 1

a processor configured to monitor a pressure in the chamber and transmit a signal in response to determining a difference between a rate of decrease of the pressure in the chamber and an expected rate is above a threshold

Methodology Applied

Scientific EffectPressure monitoring:

Data Source

PatentUS20260006710A1Systems and methods for operating a torch based on a physical formation of a torch component

Publication Date: 2026.01.01 ESAB GROUP INC

AI summary

A torch system includes a torch mount configured to engage with a torch body to form a chamber in an assembled configuration of the torch system, a conduit configured to direct fluid into the chamber, and a processor configured to monitor a pressure in the chamber and transmit a signal in response to determining a difference between a rate of decrease of the pressure in the chamber with an expected rate is above a threshold.