Reusable Aerosol Filter Interface to Cut Article Waste

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Solution Overview

Problem

The disposal of aerosol generating articles results in material waste and environmental pollution due to the discard of the filter section along with the article.

Innovation Solution

A filter is designed with a main unit connection portion and an article connection portion, allowing it to be detachably connected to an atomizer unit and an aerosol generating article, respectively, enabling the filter to be repeatedly used and reducing the need for a separate filter section on the article.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the filter section is integrated with the aerosol generating article, then the device structure is simplified, but material waste and environmental pollution increase due to disposal of the entire article

Engineering Contradiction:
Improvedevice structureVSAvoidmaterial waste
Core Design Contradiction:
Device complexityVSLoss of substance

Solution Approach 1:

The filter is divided into two detachable connection portions: a main unit connection portion for connecting to the atomizer unit and an article connection portion for connecting to the aerosol generating article. This segmentation allows the filter to be separated from the article, enabling reuse of the filter while reducing waste of the article.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filter is designed to be recovered and reused independently from the aerosol generating article. The detachable connection portions enable the filter to be separated and retained for subsequent use, while the article can be discarded after single use, implementing selective discarding and recovering to reduce material waste.

Inventive Principle:
Principle #34Discarding and recovering

2Loss of substance

If the filter is made detachable with separate connection portions, then material waste is reduced, but the device complexity increases

Engineering Contradiction:
Improvematerial wasteVSAvoidfilter structure
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

The filter is designed with multi-functionality to justify the added complexity. The same filter component serves multiple purposes: it filters aerosol, connects to the atomizer unit via the main unit connection portion, and connects to the article via the article connection portion. This universal design allows one filter to replace multiple separate components, reducing overall system complexity despite the detachable structure.

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

Data Source

PatentUS20250366512A1Filter, aerosol generating article, and aerosol generating device
Publication Date: 2025.12.04 SMOORE INTERNATIONAL HOLDINGS LIMITED
  • US20250366512A1 patent drawing
  • US20250366512A1 patent drawing
  • US20250366512A1 patent drawing

AI summary

An aerosol generating device includes a filter and an aerosol generating article. The filter is configured to cooperate with an atomizer unit and the aerosol generating article. The filter includes an inhalation channel, a main unit connection portion, and an article connection portion. The filter is detachably connected to the atomizer unit through the main unit connection portion. The aerosol generating article is detachably connected to an air inlet of the inhalation channel through the article connection portion.