Induction Heating Liner for Smokable Material
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Solution Overview
Problem
Existing smoking alternatives, such as 'heat not burn' products, face challenges in efficiently heating smokable materials without combustion, leading to inconsistent vaporization and user experience.
Innovation Solution
The development of an article comprising smokable material wrapped in a cover with a closed circuit of heating material that is heatable by a varying magnetic field, allowing for efficient and uniform heating without combustion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If conventional heating methods are used for smokable material, then combustion occurs, but this produces harmful factors and inconsistent vaporization
Solution Approach 1:
The patent replaces conventional resistive heating elements with induction heating technology, where a magnetic field induces eddy currents in a conductive susceptor material that is in contact with the smokable material. This substitution of heating mechanism eliminates open flame and combustion while providing controlled, consistent heating through electromagnetic induction, directly addressing the harmful factors and reliability issues
Solution Approach 2:
The patent controls the heating parameters by adjusting the frequency and intensity of the alternating magnetic field applied by the induction heater. By varying these parameters, the system can precisely control the temperature of the susceptor and consequently the smokable material, ensuring consistent vaporization without combustion and allowing optimization of the heating process
2Productivity
If induction heating is implemented in the cover, then heating efficiency improves, but device complexity increases
Solution Approach 1:
The cover serves multiple functions: it protects the smokable material, provides a structural housing, and incorporates the induction heating capability through the susceptor material and magnetic field interaction. By making the cover multi-functional, the patent achieves efficient induction heating without adding separate heating components, thus improving heating efficiency while minimizing the increase in device complexity
Solution Approach 2:
The patent uses a thin, flexible susceptor material that can be integrated into the cover structure. This thin-film approach allows the induction heating functionality to be incorporated with minimal added complexity, as the susceptor can be applied as a coating or thin layer within the existing cover geometry rather than requiring bulky heating elements
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
This solution enables efficient vaporization of smokable materials, providing a consistent and controlled heating process that enhances user experience and reduces combustion-related issues.
Implementation Method 1
the cover comprises heating material that is heatable by penetration with a varying magnetic field
Data Source
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AI summary
An article for use with an apparatus for heating smokable material to volatilize at least one component of the smokable material is disclosed. The article comprises an annular mass of smokable material (20) and a liner (10) having a closed circuit of heater material (11) that is heatable by penetration with a varying magnetic field. The annular mass of the smokable material is disposed around the liner such that the liner defines an inner surface of the article. A system (7), comprising apparatus configured to heat smokable material and an article is also disclosed.