Refillable Vaping Assembly With Auto Filling and Temperature Feedback
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Solution Overview
Problem
Modern disposable vaping devices are environmentally wasteful and harmful due to their single-use nature, lack of temperature control, and potential for harmful emissions, leading to bans in several countries.
Innovation Solution
A hybrid disposable vaping device that is refillable and rechargeable, featuring a closed-loop temperature control system and automatic liquid refilling and charging, maintaining the device as a single unit throughout its lifetime.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If modern disposable vaping devices are designed as single-use devices, then ease of operation and device simplicity are improved, but environmental harm and waste increase
Solution Approach 1:
The patent implements a rechargeable battery system that can be recharged multiple times (e.g., 500 times) through a charging port, allowing the device to be reused rather than discarded. This recovers the battery component's utility and significantly reduces waste compared to single-use disposables
Solution Approach 2:
The device incorporates multiple functions including vaping, charging, and liquid level monitoring in a single unit. The charging port enables the battery to serve both as power source and as a rechargeable energy storage system, making the device adaptable to extended use cycles
2Device complexity
If fixed power delivery is used in conventional vaping devices, then device complexity is reduced, but temperature control precision deteriorates
Solution Approach 1:
The patent implements a closed-loop temperature control system that continuously monitors heating element temperature and adjusts power delivery accordingly. Temperature sensors provide real-time feedback to the control circuit, which modulates power to maintain the heating element within a safe temperature range (e.g., 200-400°C), preventing overheating while ensuring consistent vaporization
Solution Approach 2:
The system dynamically changes the power delivery parameter based on temperature conditions. Instead of fixed power, the control circuit adjusts voltage and current parameters in real-time based on temperature sensor readings, optimizing both temperature control precision and device performance
3Ease of manufacture
If conventional vaping devices lack temperature control, then manufacturing cost is reduced, but harmful emissions increase
Solution Approach 1:
The closed-loop temperature control system with sensors and adjustable power delivery prevents the heating element from exceeding safe temperatures. This feedback mechanism ensures consistent temperature within 200-400°C range, preventing combustion and formation of harmful emissions like carbonyls and tar while maintaining manufacturing feasibility
Solution Approach 2:
The system changes the heating parameter from uncontrolled high power to dynamically adjusted power levels based on temperature feedback. This parameter optimization ensures the heating element operates in the vaporization range rather than combustion range, eliminating harmful emissions while keeping the device manufacturable
4Ease of operation
If modern disposable devices are thrown away after liquid consumption, then ease of operation is improved, but loss of substance increases
Solution Approach 1:
The patent implements a rechargeable battery that can be recharged hundreds of times, recovering the energy storage component's utility. The device structure separates the consumable liquid reservoir from the reusable battery and control electronics, allowing selective replacement of only the liquid pod rather than the entire device, significantly reducing material waste
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
Reduces environmental impact by allowing multiple uses, ensures safe and consistent vapor production, and avoids bans by maintaining device integrity, while providing consumer convenience and safety.
Implementation Method 1
a heating element in contact with the wick; when the user inhales, a small pressure switch is activated, which in turn cause current to heat the heating element and generate an aerosol
Implementation Method 2
a battery and simple control electronics
Data Source
AI summary
A vaping system includes: (a) a disposable vaping device that includes the following non user-replaceable items: (i) a heating element; (ii) a rechargeable battery, and (iii) a liquid reservoir that provides liquid to the heating element; and (b) an automatic liquid filling device, including (i) a first aperture or port configured to receive a liquid bottle or container containing atomisable liquid; (ii) a second aperture or port configured to receive the vaping device; (iii) an electronic liquid level sensing sub-system; (iv) a liquid filling sub-system configured to pump liquid from the liquid bottle or container to the liquid reservoir in the vaping device and (v) a battery charging sub-system.