Flavor Inhaler Segmented Heat Source and Flavorant Stability
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Solution Overview
Problem
Flavorants in heating-type smoking articles undergo chemical changes during storage and can express undesirable flavors due to heat, affecting the user's experience.
Innovation Solution
A flavor inhaler design featuring a combustible heat source with activated carbon carrying a first flavorant and a separate flavor source holding a second flavorant, along with an optional flavorant capsule, where specific flavor compounds are chosen to prevent chemical changes and undesirable flavors, including using anethole, 2-pinene, β-citronellol, and others, and menthol, α-terpinene, and geraniol.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a flavorant is carried on a combustible heat source to enhance the flavor, then the flavor enhancement is achieved, but chemical change of the flavorant during storage or undesirable flavor expression due to heat occurs
Solution Approach 1:
The invention divides the flavor delivery system into two separate components: a first flavorant carried on the combustible heat source and a second flavorant carried on a separate flavor source. This segmentation allows each flavorant to be optimized for its specific function - the first for immediate flavor delivery and the second for stable, heat-resistant flavor provision - thereby resolving the contradiction between flavor enhancement and stability.
Solution Approach 2:
The invention introduces a flavor source as an intermediary component that carries a heat-resistant second flavorant. This intermediary protects the flavorants from direct heat exposure and chemical degradation, allowing flavor enhancement while maintaining stability during storage and use.
2Stability of the object's composition
If specific flavor compounds are used to prevent chemical changes, then storage stability is improved, but the complexity of flavorant selection and formulation increases
Solution Approach 1:
The invention changes the chemical parameters of the flavorant system by selecting specific heat-resistant compounds (anethole, 2-pinene, β-citronellol, linalyl acetate, limonene, anisaldehyde, 4-terpineol, 2-β-pinene, jasmone, sabinene, linalool, 1,8-cineole, phenethyl alcohol, and myristicin) with high thermal stability. This parameter change enables storage stability while the structured formulation approach manages the complexity through systematic selection.
3Temperature
If a combustible heat source is used to generate heat, then the heating function is achieved, but chemical change of flavorant during storage or undesirable flavor due to heat occurs
Solution Approach 1:
The invention segments the heating and flavor delivery functions by carrying the first flavorant on the combustible heat source for immediate delivery and the second flavorant on a separate flavor source for stable provision. This segmentation allows heat generation while preventing direct degradation of heat-sensitive flavor compounds.
Solution Approach 2:
The flavor source acts as an intermediary between the combustible heat source and the second flavorant, protecting the heat-resistant flavorant from direct heat exposure and chemical degradation, thereby eliminating undesirable flavors while maintaining necessary heat generation.
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 flavor inhaler provides an enhanced, stable flavor experience by maintaining the integrity of the flavorants during storage and use, preventing undesirable flavors and ensuring a consistent user experience.
Implementation Method 1
a combustion type heat source that is provided at the distal end, contains activated carbon, and carries a first flavorant
Implementation Method 2
a combustion type heat source that is provided at the distal end, contains activated carbon, and carries a first flavorant
Data Source
AI summary
A flavor inhaler comprising: a tubular holder that extends from a mouthpiece end to a distal end; a combustion type heat source that is provided at the distal end, contains activated carbon, and carries a first flavorant; and a flavor source that is held in the holder and carries a second flavorant, wherein the first flavorant contains at least one selected from the group consisting of anethole, 2-pinene, 3-citronellol, linalyl acetate, limonene, anisaldehyde, 4-terpineol, 2-β-pinene, jasmone, sabinene, linalool, 1,8-cineole, phenethyl alcohol, and myristicin, and the second flavorant contains at least one selected from the group consisting of α-terpinene, γ-terpinene, nerol, geraniol, and decanal.