Inductive Susceptor Pouch for Low-Scorch Aerosol Delivery
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Solution Overview
Problem
Traditional smoking articles suffer from issues such as scorching of wrapping material, production of harmful gases, and poor aerosolization, necessitating the development of a smoking article that is easy to use and provides reusable and/or replaceable components.
Innovation Solution
An aerosol delivery device with a consumable unit containing an ignitable heat source and aerosol precursor composition, utilizing an inductive heating assembly to heat a susceptor pouch and substrate material, allowing for efficient aerosol production without combustion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If traditional combustion methods are used to heat tobacco, then aerosol can be produced, but scorching of wrapping material and production of harmful gases occur
Solution Approach 1:
The patent replaces the traditional mechanical combustion system with an inductive heating system. The inductive heating assembly uses electromagnetic fields to heat the susceptor pouch containing tobacco material, eliminating open flame combustion. This substitution resolves the contradiction by producing aerosol efficiently through controlled electromagnetic heating without causing scorching or harmful gas production associated with traditional combustion methods
Solution Approach 2:
The patent introduces a susceptor pouch as an intermediary between the inductive heating assembly and the tobacco material. The susceptor pouch acts as a mediator that absorbs electromagnetic energy and converts it to heat, which then transfers to the tobacco material. This intermediary enables controlled heating that produces aerosol without the harmful effects of direct combustion, resolving the contradiction between aerosol production and harmful factor generation
2Ease of operation
If reusable components are implemented in aerosol delivery devices, then device complexity increases, but ease of operation improves
Solution Approach 1:
The patent divides the aerosol delivery device into separate reusable and consumable components. The holder with the inductive heating assembly is reusable, while the consumable unit containing the susceptor pouch is replaceable. This segmentation allows users to simply replace the consumable unit when empty, improving ease of operation without requiring users to maintain complex reusable components
Solution Approach 2:
The patent implements a disposable consumable unit that contains the susceptor pouch and tobacco material. This disposable component is designed to be replaced rather than maintained, simplifying user operation. The reusable holder contains the complex inductive heating assembly, separating complexity from the disposable element and making the overall system easier to operate
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 device provides a user-friendly experience with reusable components, minimizing scorching and harmful gas production while effectively aerosolizing tobacco or tobacco-related materials, mimicking traditional smoking sensations.
Implementation Method 1
the inductive heating assembly is configured to heat the susceptor pouch to ignite the ignitable heat source
Implementation Method 2
a substrate material having an aerosol precursor composition configured to form an aerosol upon application of heat thereto
Data Source
AI summary
The present disclosure is directed to an aerosol delivery device and a consumable unit for use with a holder of an aerosol delivery device. In one example implementation, the consumable unit comprises an ignitable heat source and a substrate material having an aerosol precursor composition configured to form an aerosol upon application of heat thereto. The heat source of the consumable unit is contained within a susceptor pouch, and the susceptor pouch is configured to be heated by an inductive heating assembly to ignite the heat source. In some implementations, the susceptor pouch comprises the consumable unit. In other implementations, the substrate material is contained within a substrate container.