Aerosol-Generating Device With Pivotable Sealing Cap for Air Exposure

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Solution Overview

Problem

Aerosol-generating devices face issues with medium and material decomposition due to exposure to external air, compromising quality and requiring protection of internal components from the environment.

Innovation Solution

An aerosol-generating device design featuring a container with a pivotable mouthpiece and sealing cap that closes or opens the outlet to prevent external air exposure, maintaining quality and protecting internal components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the mouthpiece is left open for user inhalation, then ease of operation is improved, but the medium and internal components are exposed to external air causing decomposition and quality degradation

Engineering Contradiction:
Improveease of inhalationVSAvoidexposure to external air
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The mouthpiece is designed to be pivotable between a first position (closed) and a second position (open for inhalation). The sealing cap dynamically transitions between blocking and unblocking the first outlet based on the mouthpiece position, allowing the system to adapt between protection and operation modes

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The sealing cap acts as an intermediary element that controls the communication between the internal medium space and the external environment. It selectively blocks or opens the first outlet to mediate between the need for protection and the need for user inhalation

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If the sealing cap blocks the first outlet to prevent air exposure, then protection of internal components is improved, but ease of operation for inhalation deteriorates

Engineering Contradiction:
Improveprotection from external airVSAvoidease of inhalation
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The sealing cap's blocking function is made dynamic through the pivotable mouthpiece mechanism. The cap blocks the outlet when the mouthpiece is in the first position (storage/protection mode) and unblocks it when pivoted to the second position (inhalation mode), resolving the contradiction between continuous protection and operational accessibility

Inventive Principle:
Principle #15Dynamics

3Device complexity

If the mouthpiece structure is simplified, then device complexity is reduced, but the ability to protect internal components from external air deteriorates

Engineering Contradiction:
Improvestructure simplicityVSAvoidprotection capability
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The sealing cap is integrally formed with the mouthpiece as a single unified structure. This merging of the sealing function and the mouthpiece structure provides effective protection against external air while maintaining structural simplicity and avoiding additional separate components

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sealing cap serves multiple functions: it blocks the first outlet to prevent air exposure, it forms part of the mouthpiece structure for inhalation, and it transitions between blocked and unblocked states based on mouthpiece position. This multi-functionality achieves protection without requiring separate dedicated components

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

Data Source

PatentUS12357022B2Aerosol-generating device
Publication Date: 2025.07.15 KT&G CO LTD
  • US12357022B2 patent drawing
  • US12357022B2 patent drawing
  • US12357022B2 patent drawing

AI summary

An aerosol-generating device is disclosed. The aerosol-generating device includes a container having a first passage; a container head, which is disposed on the container and has a first outlet at a bottom surface to communicate with the first passage; a mouthpiece, which is pivotably connected to the container head and has a second passage; and a sealing cap projecting outwards from the mouthpiece, wherein the sealing cap closes the first outlet when the mouthpiece is pivoted to a first position, and the sealing cap opens the first outlet to allow the first outlet to communicate with the second passage when the mouthpiece is pivoted to a second position.