Vaping Cartridge Ceramic Center Post Lumen Design
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Solution Overview
Problem
Vaping devices experience clogging due to rapid cooling and condensation of vapor within narrow interior lumens, leading to particle deposition and potential device failure.
Innovation Solution
A cartridge design featuring a center post with a proximal vapor outlet portion having an inner diameter of at least 2.7 mm and a length less than 20 mm, made partially of ceramic material, to reduce clogging and enhance heat distribution, along with a distance between the tank body and atomizer portion to minimize condensation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If the interior lumen or channel is made narrow to reduce device size, then the device becomes more compact, but vapor particles deposit on surfaces and clog the lumen more easily
Solution Approach 1:
The patent changes the dimensional parameters of the vapor outlet portion, specifically increasing the inner diameter to at least 2.7 mm and controlling the length to be less than 20 mm. This parameter optimization allows the lumen to be sufficiently large to prevent particle deposition and clogging while maintaining overall device compactness through efficient space utilization in other components.
2Reliability
If the vapor travel distance is increased to allow for larger lumen diameter, then clogging is reduced, but the vapor cools significantly before exiting the device
Solution Approach 1:
The patent optimizes the vapor outlet portion dimensions (inner diameter of at least 2.7 mm and length of less than 20 mm) to reduce the vapor travel distance within the lumen. This shorter travel distance minimizes cooling while the sufficiently large diameter prevents particle deposition, achieving both temperature maintenance and clogging prevention simultaneously.
3Reliability
If the center post is made of ceramic material to reduce clogging, then the lumen is less prone to particle deposition, but the manufacturing complexity increases
Solution Approach 1:
The patent employs ceramic material for the vapor outlet portion of the center post, utilizing its inherent properties of heat resistance and chemical stability to prevent particle deposition and clogging. The ceramic material is integrated into the center post structure through established manufacturing processes, achieving reliable clogging prevention while maintaining manufacturing feasibility through material selection rather than complex structural design.
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 design reduces clogging and condensation, improving the reliability and efficiency of vaping devices by maintaining vapor flow and heat distribution, while allowing for easier filling and manufacturing.
Implementation Method 1
A vaping device may vaporize a pre-vapor formulation, such as an oil, liquid, or fluid that may or may not contain one or more cannabinoids, to form a vapor
Implementation Method 2
If the travel distance of the vapor is sufficiently long, the vapor cools significantly within the interior lumen or channel before exiting the device
Implementation Method 3
a heating element that vaporizes the pre-vapor formulation or oil by applying heat to at least a portion of the pre-vapor formulation or oil
Data Source
AI summary
A cartridge for a vaping device can include a tank body forming a reservoir for holding a liquid to be vaporized. A center post has a distal atomizer portion and a proximal vapor outlet portion, the distal atomizer portion for housing a heating element. The center post is formed at least partially of a ceramic material, and the lumen of the proximal vapor outlet portion has an inner diameter of at least 2.7 mm to reduce clogging of the lumen by oil.