Automated Electronic Cigarette Assembly Using Wickless Liquid Delivery
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Solution Overview
Problem
Current electronic cigarettes face limitations in vaporization rate and quality due to the slow 'wicking' method of fluid transport and are labor-intensive to assemble, leading to inconsistencies in product quality and workmanship.
Innovation Solution
An automated manufacturing system for electronic cigarettes that includes a modular construction with a micro liquid screen and passive dispensing control device, allowing for efficient vaporization and assembly with minimal human intervention, using a micro liquid screen to control the flow of smoking liquid and a sensor to manage atomizer activation based on user input.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a wick is used to transport liquid from cartridge to vaporizing element, then the device is easier to manufacture, but the vaporization rate is limited and vapor quality becomes inconsistent
Solution Approach 1:
The patent removes the wick component from the system entirely and replaces it with a wickless liquid delivery mechanism where liquid is transported directly to the heating element through capillary channels or pressure-driven flow paths integrated into the cartridge structure, thereby eliminating the bottleneck in liquid transport while simplifying the assembly process
Solution Approach 2:
The mechanical wick-based capillary transport is replaced with an engineered fluid delivery system using controlled pressure differentials, microfluidic channels, or direct contact liquid reservoirs that enable faster and more consistent liquid supply to the heating element
2Device complexity
If a wick is used to transport liquid, then the device structure is simpler, but vapor quality becomes inconsistent
Solution Approach 1:
The patent implements localized liquid delivery zones around the heating element with precisely controlled flow rates and distribution patterns, ensuring uniform liquid supply to different areas of the heating surface which results in consistent vapor quality across the entire vaporization process
Solution Approach 2:
The passive wick structure is replaced with an active or semi-active liquid control system that regulates flow rates and distribution to achieve uniform liquid supply to the heating element, thereby ensuring consistent vapor quality
3Device complexity
If manual assembly is used for electronic cigarettes, then device complexity is reduced, but labor intensity increases and product quality becomes inconsistent
Solution Approach 1:
The patent divides the electronic cigarette into modular components (cartridge, battery unit, connector) that can be independently manufactured and then quickly assembled through simple interfacing mechanisms, enabling efficient automated assembly while maintaining design flexibility
Solution Approach 2:
The patent integrates multiple functions into combined components, such as integrating the liquid reservoir, flow control, and atomization components into a single pre-assembled cartridge module that attaches to the battery unit, thereby reducing the number of discrete assembly steps and enabling automated manufacturing
4Ease of manufacture
If manual assembly is used, then assembly process is simpler to implement, but product quality consistency deteriorates
Solution Approach 1:
The patent segments the device into standardized modules with precise interface specifications that guide automated assembly equipment, ensuring consistent alignment and connection quality across all units while maintaining relatively simple assembly processes
Solution Approach 2:
The patent employs universal interface designs and standardized connection mechanisms that work across different product variants, allowing a single automated assembly process to produce consistent quality across multiple product configurations
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 system enables consistent vapor quality and increased vaporization rate while reducing labor-intensive assembly, resulting in improved product consistency and efficiency in manufacturing.
Implementation Method 1
a micro liquid screen to control the flow of smoking liquid
Implementation Method 2
a sensor to manage atomizer activation based on user input
Data Source
AI summary
According to one non-limiting example of the disclosure, a system, a method, a device and a computer program are provided for the automated manufacture of electronic cigarettes. The apparatus comprises an electronic smoking device for delivering a vaporized liquid comprising a frame (200), an air flow path (122), an air inlet, a container (140) for storing a smoking liquid, and a circuit. At least a part of the circuit comprising traces printed on the frame (1306). The method comprises a frame, that can include slots configured for mating with and containing various components of the electronic smoking device. The computer readable medium comprises sections or segments of code that, when executed on a computer, cause the processes described herein to be carried, such as, for example, the process of assembling the electronic smoking device.