Separate Cartridge E-Vaping Base for Formulation Stability
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Solution Overview
Problem
E-vaping devices with multiple formulations can experience degradation or reaction products due to interactions between formulations, reducing the sensory experience and shelf-life.
Innovation Solution
The device includes a power supply and control circuitry to independently control dispersion generation by separate cartridges, using communication links and power management to isolate and manage electrical power supply to each cartridge, preventing formulation interactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple formulations are held in a single reservoir to provide varied sensory experiences, then the versatility and sensory variety are improved, but the formulations may react with each other causing degradation and reducing shelf-life
Solution Approach 1:
The patent divides the single reservoir into multiple separate cartridges, each containing a different formulation. This segmentation prevents direct contact and chemical reactions between formulations while allowing the device to offer varied sensory experiences by selecting different cartridges. The base unit remains unified while the formulation containers are separated.
2Reliability
If separate cartridges are used to prevent formulation reactions, then the formulation stability and shelf-life are improved, but the device complexity increases due to multiple connectors and control mechanisms
Solution Approach 1:
The base unit is designed with universal functionality to work with multiple different cartridge types. A single power supply and control system can independently manage multiple cartridges with different formulations, atomizer configurations, and capacities. This multi-functionality reduces the need for separate dedicated systems for each formulation while maintaining formulation stability through physical separation.
3Manufacturing precision
If independent control of multiple cartridges is implemented, then the precision of dispersion generation is improved, but the control circuitry complexity increases
Solution Approach 1:
The control system employs periodic or sequential activation of different cartridges rather than continuous simultaneous control. The microprocessor can selectively activate specific cartridges based on user input, usage patterns, or pre-programmed sequences, independently controlling each cartridge's atomizer and formulation delivery. This periodic control approach achieves precise dispersion generation while minimizing control circuitry complexity compared to continuous multi-cartridge management.
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 approach maintains the sensory experience and extends the shelf-life by preventing formulation reactions, allowing for customizable and varied vaping experiences.
Implementation Method 1
a vaporizer assembly configured to generate a vapor by heating a pre-vapor formulation
Implementation Method 2
heating a pre-vapor formulation to generate a vapor
Implementation Method 3
an atomizer assembly configured to generate an aerosol by applying mechanical force to a pre-aerosol formulation
Data Source
AI summary
A base for an e-vaping device is configured to couple with multiple cartridges configured to generate separate, respective dispersions. The cartridges may include one or more atomizer assemblies or vaporizer assemblies. The base may include multiple connectors electrically coupled to the power supply. The connectors may be configured to couple multiple dispersion generators to a power supply of the base. The base may include control circuitry configured to independently control dispersion generation by dispersion generators coupled to the base. The control circuitry may independently control dispersion generation by the first and second cartridges based on cartridge information accessed through at least one of the first and second connectors. The control circuitry may control dispersion generation by controlling power supplied to the dispersion generators.