Inductively Heated Substrate Tablets for Consistent Aerosol
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Solution Overview
Problem
Existing smoking articles that electrically heat tobacco or tobacco-derived materials suffer from inconsistent performance characteristics, failing to replicate the sensations of traditional smoking without significant combustion.
Innovation Solution
An aerosol delivery device using a substrate tablet composed of a granular substrate material and a susceptor component, formed together, which is heated by a resonant transmitter to produce an inhalable aerosol without substantial combustion, utilizing inductive heating and various manufacturing processes like wet granulation or direct compression.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If electrical heating is used to vaporize tobacco materials, then combustion is reduced, but performance consistency deteriorates
Solution Approach 1:
The tobacco material is divided into granular substrate particles that are individually suspended in a binder matrix, allowing uniform heat distribution to each particle while maintaining reduced combustion through electrical heating
Solution Approach 2:
The substrate tablet combines granular tobacco-derived material with a binder material forming a composite structure, where the binder holds the granules in fixed spatial relationships, ensuring consistent aerosol generation across multiple puffs
2Object-generated harmful factors
If electrical heating is used to avoid combustion, then harmful combustion products are reduced, but aerosol production consistency deteriorates
Solution Approach 1:
The binder material is applied locally around each granular substrate particle, creating zones of controlled material distribution that ensure consistent aerosol formation at the heating interface
Solution Approach 2:
The granular substrate material and binder are combined and formed into tablets before use, pre-establishing the spatial arrangement and material distribution needed for consistent aerosol production during heating
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 consistent aerosol production, replicating the sensations of smoking by heating tobacco-derived materials without combustion, offering improved performance and inhalable vapor delivery.
Implementation Method 1
heating tobacco-derived materials without combustion, offering improved performance and inhalable vapor delivery
Data Source
AI summary
An aerosol delivery device and a substrate tablet for use with an inductively-heated aerosol delivery device are provided. The aerosol delivery device comprises a control body having a housing, a mouthpiece portion located proximate the housing, a resonant transmitter located in the control body, a control component configured to drive the resonant transmitter, and a substrate tablet receivable in the device. The substrate tablet may comprise a granular substrate material and a susceptor component, the substrate material and the susceptor component may be configured to be formed together, and the susceptor component may be configured to be heated by the resonant transmitter.