Aerosol Device Sealing Cap and Frame for Waterproof Buttons

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Solution Overview

Problem

Existing aerosol generating devices lack improved waterproof performance, durability, and usability in dark environments.

Innovation Solution

The device incorporates a sealing cap and sealing frame design that enhances waterproofing, along with a bracket frame and actuator configuration that improves durability and usability in low-light conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional aerosol generating device structure is used, then device simplicity is maintained, but waterproof performance is insufficient

Engineering Contradiction:
Improvewaterproof performanceVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The device is divided into multiple sealed modules: button assembly, cartridge assembly, and body assembly. Each module has its own sealing structure (sealing cap, sealing frame, gasket), allowing independent waterproof protection without requiring complete redesign of the entire device structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Sealing caps and sealing frames act as intermediary elements between different device components. These sealing structures fill gaps and create waterproof barriers between the button assembly, cartridge assembly, and body, protecting internal components from moisture without requiring direct modification of each component.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If traditional sealing structure is used, then manufacturing simplicity is maintained, but durability is insufficient

Engineering Contradiction:
ImprovedurabilityVSAvoidmanufacturing process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The sealing system is segmented into multiple components (sealing cap, sealing frame, gasket) that can be manufactured separately using standard processes, then assembled together. This modular approach maintains manufacturing simplicity while achieving superior durability through multiple sealing layers.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sealing structure combines multiple materials with different properties: the sealing cap and frame provide structural support, while the gasket provides flexible sealing. This composite approach enhances durability by combining the strengths of different materials without requiring complex manufacturing processes.

Inventive Principle:
Principle #40Composite materials

3Ease of operation

If button key structure is used, then operational functionality is maintained, but usability in dark environment is poor

Engineering Contradiction:
Improveusability in dark environmentVSAvoidbutton assembly structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The button key is designed with light-reflecting properties or contrasting coloration that enhances visibility in dark environments. The button assembly structure includes visual indicators that allow users to easily locate and operate the button without requiring additional lighting, improving usability while maintaining simple operation.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS20250212967A1Aerosol generating device
Publication Date: 2025.07.03 KT&G CO LTD
  • US20250212967A1 patent drawing
  • US20250212967A1 patent drawing
  • US20250212967A1 patent drawing

AI summary

An aerosol generating device is provided. The aerosol generating device includes: a body formed to provide an insertion space; a heater; a button hole formed at the body and a button key disposed in the button hole; a bracket frame disposed in the body and disposed at a rear of the button key; a substrate coupled to the bracket frame and disposed between the bracket frame and the button key; an actuator coupled to the substrate and disposed between the button key and the substrate; a sealing cap disposed between the bracket frame and the button key, and covering the substrate and the actuator; and a sealing frame disposed between the sealing cap and an inner surface of the body, and surrounding a periphery of the sealing cap, wherein the sealing cap is in contact with the bracket frame and the sealing frame, and the sealing frame is in contact with the sealing cap and the inner surface of the body.