Dual-Tank E-Cigarette with Segmented Atomizers
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Solution Overview
Problem
Existing electronic cigarettes typically have a single liquid reservoir, which limits flavor and nicotine customization, and can result in undesirable taste when the liquid solution is depleted faster than it can be replenished.
Innovation Solution
The electronic cigarette system incorporates dual tanks (liquid reservoirs) for storing flavorent and nicotine solutions, each connected to a separate atomizer with a heating element, allowing for independent vaporization and customizable flavor profiles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single liquid reservoir is used, then the device complexity is reduced, but the flavor and nicotine customization capability is limited
Solution Approach 1:
The single liquid reservoir is segmented into two separate reservoirs: a first reservoir for flavorent solution and a second reservoir for nicotine solution. This segmentation allows independent control and customization of flavor and nicotine delivery, directly resolving the contradiction by enabling flavor and nicotine customization while maintaining manageable device complexity through modular design.
2Reliability
If a single atomizer vaporizes both flavorent and nicotine solutions, then the device complexity is reduced, but the liquid solution can be depleted faster than it can be replenished causing undesirable taste
Solution Approach 1:
The single atomizer is segmented into two separate atomizers: a first atomizer dedicated to vaporizing flavorent solution and a second atomizer dedicated to vaporizing nicotine solution. Each atomizer has its own wick and heating element, ensuring independent operation and preventing liquid depletion issues. This segmentation improves reliability of continuous vaporization while keeping device complexity manageable through functional specialization.
Solution Approach 2:
Separate wicks are introduced as intermediaries between the liquid reservoirs and atomizers. The first wick transports flavorent solution from the first reservoir to the first atomizer, and the second wick transports nicotine solution from the second reservoir to the second atomizer. This intermediary system ensures controlled liquid delivery and prevents depletion issues, improving reliability without excessive complexity.
3Adaptability or versatility
If dual tanks with separate atomizers are used, then flavor and nicotine customization is enabled, but the device complexity increases
Solution Approach 1:
The device is segmented into two independent functional units: (1) first reservoir + first wick + first atomizer for flavorent, and (2) second reservoir + second wick + second atomizer for nicotine. This segmentation enables full flavor and nicotine customization capability while managing device complexity through modular, repeatable design patterns that simplify manufacturing and assembly.
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 dual tank system enables customizable flavor profiles and nicotine delivery, preventing undesirable taste by ensuring continuous vaporization of flavorent even when nicotine delivery is limited.
Implementation Method 1
vaporizes the liquid solution into an airflow
Implementation Method 2
The first wick draws the flavorent solution from the first liquid reservoir into contact with the first atomizer via capillary action
Data Source
AI summary
Aspects of the instant disclosure relate to electronic cigarettes with two or more liquid reservoirs with liquid solutions for vaporization by an atomizer.


