U-Shaped Wick Coupling for Consistent E-Cigarette Liquid Feed
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Solution Overview
Problem
Ensuring a constant supply of liquid to the atomizer in electronic smoking devices like e-cigarettes is challenging, particularly in designs that require a replaceable liquid reservoir.
Innovation Solution
The electronic smoking device incorporates a power supply/atomizer portion with a penetrating element that couples with a replaceable liquid reservoir portion, featuring a U-shaped wick attached to the penetrating element, ensuring a stable capillary connection for consistent liquid feed to the heating element.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a replaceable liquid reservoir portion is used, then ease of operation and adaptability are improved, but reliability of constant liquid supply deteriorates
Solution Approach 1:
The device is divided into separable portions: a reusable power supply/atomizer portion and a replaceable liquid reservoir portion. This segmentation allows users to replace only the liquid reservoir when needed, improving ease of operation while maintaining reliable liquid supply through the specialized connection design between portions.
Solution Approach 2:
A wick acts as an intermediary element between the liquid reservoir and the atomizer. The wick penetrates through the reservoir material and extends into the liquid, providing a continuous capillary pathway that ensures reliable liquid transport to the heating element even when the reservoir is replaceable.
2Reliability
If a penetrating element with U-shaped wick is used, then liquid transport reliability is improved, but device complexity increases
Solution Approach 1:
The wick is made of porous material that utilizes capillary action to transport liquid from the reservoir through the reservoir material to the heating element. This porous structure provides reliable liquid transport without requiring complex mechanical pumping or pressure systems, thus improving reliability while 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 U-shaped wick design enhances liquid transport to the heating element, maintaining a consistent supply of vaporizable liquid, improving the device's performance and usability.
Implementation Method 1
a wick that is attached to the penetrating element and is configured so that a portion of the wick entering the liquid reservoir when the power supply/atomizer portion is coupled with the liquid reservoir portion has a U-shape
Data Source
AI summary
An electronic smoking device (10) comprises a power supply/atomizer portion (12) and a replaceable liquid reservoir portion (14) which is coupleable with the power supply/atomizer portion (12). The liquid reservoir portion comprises a liquid reservoir (34) storing a liquid and the power supply/atomizer portion comprises a power supply (18) and an atomizer (26) adapted to atomize the liquid stored in the liquid reservoir when operated by the power supply. The power supply/atomizer portion comprises a penetrating element (40) that is configured to penetrate the liquid reservoir when the power supply/atomizer portion is coupled with the liquid reservoir portion, and a wick (30). The wick (30) is attached to the penetrating element and is configured so that a portion (31) of the wick entering the liquid reservoir when the power supply/atomizer portion is coupled with the liquid reservoir portion has a U-shape.