Compact Aerosol Device With Thermal Insulation
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Solution Overview
Problem
Existing aerosol-generating devices, such as heat-not-burn products, face challenges in providing a compact and ergonomic design while maintaining effective heating of aerosol-generating materials without burning, and there is a need for improved user experience through reduced surface temperature during use.
Innovation Solution
The aerosol-generating device features a compact housing with specific dimensions and a shape, including a slidable cover and a removable thermal insulating cover, along with an induction heating unit that heats aerosol-generating materials without burning, and a controller for programmed heating profiles, ensuring efficient aerosol production and user comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If the housing dimensions are reduced to make the device compact, then portability and ergonomics are improved, but the heating assembly may not have sufficient space to effectively heat the aerosol-generating material
Solution Approach 1:
The heating assembly is nested within the housing in a space-efficient arrangement, with the heating element positioned to directly contact or closely approach the aerosol-generating material. The heating assembly includes a heating element and a support structure that is integrated into the housing cavity, maximizing the use of available space while maintaining effective heating function.
2Volume of moving object
If the housing dimensions are reduced to make the device compact, then portability is improved, but the surface temperature during use increases
Solution Approach 1:
A removable thermal insulating cover is provided as an intermediary element between the user's hand and the housing surface. The cover comprises thermal insulation material that reduces heat transfer from the housing to the user's hand, allowing the housing to maintain its compact size while the cover manages the surface temperature to improve user comfort and safety.
3Object-affected harmful factors
If a thermal insulating cover is added to reduce surface temperature, then user comfort is improved, but the device complexity increases
Solution Approach 1:
The thermal insulating cover is designed as a thin-walled structure with integrated recesses that conform to the housing shape. The cover includes a body portion with first and second recesses that receive the heating assembly and battery respectively, allowing the cover to provide thermal insulation while maintaining a sleek, integrated appearance and minimizing added complexity.
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 achieves efficient aerosol generation with a compact, ergonomic design, reducing surface temperature during use and enhancing user experience through the use of a thermal insulating cover and controlled heating, providing a satisfying and safe vaping experience.
Implementation Method 1
an induction heating unit that heats aerosol-generating materials without burning
Implementation Method 2
a removable thermal insulating cover
Data Source
AI summary
Disclosed herein is an aerosol-generating device (100) for generating aerosol from an aerosol-generating material. The aerosol-generating device comprises: a housing (102); and a heating assembly arranged in the housing for receiving aerosol-generating material. The heating assembly is configured to heat aerosol-generating material received in the heating assembly. The housing has a characteristic extent (130) in a first direction (120) of not more than 85 mm, a characteristic extent (132) in a second direction (122) perpendicular to the first direction of not more than 45 mm, and a characteristic extent (134) in a third direction (124) perpendicular to the first and second directions of not more than 23 mm.