Aerosol Device With Moving Substrate for Noncombustion Heating
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Solution Overview
Problem
Current methods of aerosolizing medicants and heating tobacco in heat-not-burn devices face issues such as structural changes to the active ingredients, inefficient energy use, environmental impact, and unsatisfactory flavor profiles, along with challenges in delivering precise dosages and minimizing combustion byproducts.
Innovation Solution
A high-temperature, non-combusting inductive heating method is employed to aerosolize consumables using a consumable-containing package with an embedded susceptor, where the consumable is incrementally heated via an induction coil, minimizing air exposure and using biodegradable materials to maintain efficacy and flavor.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traditional combustion heating is used to aerosolize consumables, then sufficient heat is provided to release constituents, but combustion byproducts are generated and chemical structure may be altered
Solution Approach 1:
The patent replaces the mechanical/chemical combustion process with an electromagnetic induction heating system. The induction coil generates an alternating magnetic field that induces eddy currents in the susceptor, heating it without combustion. This substitution eliminates combustion byproducts while achieving the necessary temperatures for aerosolization.
Solution Approach 2:
The susceptor acts as an intermediary between the induction coil and the consumable material. The susceptor absorbs electromagnetic energy and converts it to thermal energy, then transfers this heat to the consumable. This intermediary enables precise temperature control and prevents direct combustion of the consumable, eliminating harmful byproducts.
2Productivity
If prolonged heating duration is used to ensure complete aerosolization, then sufficient constituents are released, but energy efficiency decreases and chemical structure may change
Solution Approach 1:
The induction heating system operates in periodic cycles, activating the induction coil only when needed to heat the susceptor to the required temperature. The system monitors and controls heating duration, providing sufficient heat for complete aerosolization while avoiding prolonged heating that would waste energy or alter chemical structures.
Solution Approach 2:
The system dynamically adjusts heating parameters including temperature, power level, and duration based on the specific consumable material and desired aerosol output. By optimizing these parameters, the system achieves complete aerosolization with minimal energy input, preventing both energy waste and thermal degradation of constituents.
3Reliability
If non-biodegradable cartridge materials are used for transport and storage, then structural integrity and leak prevention are improved, but environmental impact increases
Solution Approach 1:
The cartridge is constructed from composite materials including biodegradable polymers and natural fibers that provide sufficient structural integrity for transport and storage while being environmentally friendly. The composite structure maintains leak prevention capabilities through proper sealing mechanisms while using sustainable materials that decompose naturally after use.
4Speed
If high temperature heating is used to aerosolize consumables rapidly, then aerosolization speed is improved, but risk of combustion and chemical structure changes increases
Solution Approach 1:
The patent replaces conventional thermal heating with electromagnetic induction heating, which provides rapid and controlled heating without combustion. The induction system heats the susceptor and consumable quickly to the optimal temperature range for aerosolization, achieving fast aerosol generation while eliminating the risk of combustion that plagues traditional high-temperature heating methods.
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 method effectively delivers aerosolized medicants and tobacco constituents without combustion, ensuring chemical integrity, efficient energy use, and reducing environmental impact while providing precise dosages and improved flavor profiles.
Implementation Method 1
aerosolizing a consumable in a consumable-containing package by heating the consumable with an induction coil to a temperature sufficient to aerosolize the consumable without combusting the consumable
Implementation Method 2
heating the consumable with an induction coil
Data Source
AI summary
A device for converting a consumable into an aerosol with high heat without burning the consumable using a moving aerosol-producing substrate to incrementally heat portions of the substrate to release the consumable from various portions of the substrate. The aerosol-producing substrate is placed in an aerosol-producing device in which a portion of the aerosol-producing substrate is surrounded by an induction heating element. The portion of the aerosol-producing substrate surrounded by the induction heating element can release consumable when the induction heating element is activated. A driver causes the aerosol-producing substrate to advance through the induction heating element causing another portion of the aerosol-producing substrate to enter the induction heating element, heating of which causes more release of the consumable.