Magnetic Cleaning Tool for Aerosol Heating Compartments

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Solution Overview

Problem

Existing aerosol generating devices require manual cleaning of the heating compartment, which is unpleasant and often not performed consistently, affecting the sensory experience.

Innovation Solution

A cleaning system with a cleaning tool, actuation mechanism, and closure member that automates the cleaning process, ensuring consistent and efficient removal of debris from the heating compartment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If manual cleaning operation is used, then device complexity is reduced, but cleaning consistency and quality deteriorate

Engineering Contradiction:
Improvecleaning automationVSAvoidcleaning system complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The cleaning system performs cleaning operations automatically without requiring user intervention. The actuation mechanism activates the cleaning tool to clean the heating compartment autonomously, eliminating the need for manual cleaning operations while maintaining consistent cleaning quality.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system is configured to perform cleaning operations before the heating compartment requires service. The automated cleaning cycle can be initiated at appropriate times to ensure the heating compartment is clean and ready for optimal performance, preventing accumulation of debris before it affects functionality.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If manual cleaning is performed, then device complexity remains low, but cleaning reliability deteriorates

Engineering Contradiction:
Improvecleaning reliabilityVSAvoidcleaning mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cleaning system incorporates sensors and control mechanisms that monitor the cleaning process and ensure it is completed to the required standard. The actuation mechanism can detect when cleaning is sufficient and adjust operation accordingly, ensuring reliable cleaning results.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manual mechanical cleaning action is replaced with an automated actuation mechanism that controls the cleaning tool. This substitution ensures consistent application of cleaning force and motion patterns, improving reliability while the added complexity is confined to the automated control system.

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

3Ease of operation

If automated cleaning system is implemented, then cleaning consistency is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvecleaning operation easeVSAvoidcleaning system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cleaning system operates autonomously without requiring user intervention for the actual cleaning process. Users simply need to initiate the cleaning cycle through a simple interface, while the system handles all cleaning operations automatically, maintaining ease of operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The cleaning system is divided into distinct functional components: the cleaning tool, the actuation mechanism, and the control system. This segmentation allows each component to perform its specific function efficiently while the overall system remains user-friendly through automated coordination of these components.

Inventive Principle:
Principle #1Segmentation

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

The system simplifies and improves the cleaning process, maintaining an optimal sensory experience by consistently cleaning the heating compartment to a required standard without user intervention.

Implementation Method 1

the actuation mechanism comprises a coil arranged around the heating compartment, wherein, in use, the actuation mechanism is activated by energising the coil to create a magnetic field which causes linear movement of the cleaning tool in the heating compartment

Methodology Applied
Scientific EffectMagnetic field: Magnetic Field

Implementation Method 2

the electric motor carries a first permanent magnet and the cleaning tool comprises a second permanent magnet, wherein the first and second permanent magnets are spaced apart and arranged to magnetically attract one another when the cleaning tool is received in the heating compartment

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS20250212969A1A Cleaning System for an Aerosol Generating Device
Publication Date: 2025.07.03 JT INTERNATIONAL SA
  • US20250212969A1 patent drawing
  • US20250212969A1 patent drawing
  • US20250212969A1 patent drawing

AI summary

A cleaning system for an aerosol generating device includes a cleaning tool receivable in a heating compartment of the aerosol generating device. The cleaning system further includes an actuation mechanism. The actuation mechanism is configured to activate to cause movement of a cleaning tool received in the heating compartment for mechanically cleaning the heating compartment. The cleaning system further includes a closure member for closing the heating compartment. The actuation mechanism is configured to activate based on a cleaning tool being received in the heating compartment and the heating compartment being closed by the closure member.