Manually Rechargeable Aerosol Can With Integrated Vane Compressor
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Solution Overview
Problem
Aerosol cans become wasteful and environmentally harmful due to the need for new cans when pressure is reduced, and existing reusable cans require additional devices and user expertise for repressurizing.
Innovation Solution
A manually rechargeable aerosol can with an integrated air compressing mechanism, including a vane compressor and trigger mechanism, allows for refilling without external devices, with pressure regulation and mechanical leverage for ease of use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If traditional aerosol cans are used, then the liquid product can be dispensed easily, but the cans become wasteful and environmentally harmful when pressure is reduced
Solution Approach 1:
The aerosol can system performs self-repressurization through an integrated manual compressor mechanism. The user operates a hand crank or similar manual device that directly compresses air into the canister through a valve system, eliminating the need for external repressurization devices while maintaining pressure reliability and reducing waste.
Solution Approach 2:
The patent combines the aerosol canister, manual compressor mechanism, and valve system into a single integrated unit. The compressor is housed within or attached to the canister body, with the compression chamber, valve, and crank mechanism forming a unified self-contained system that eliminates the need for separate external devices.
2Adaptability or versatility
If reusable aerosol cans with external air compressors are used, then refilling is possible, but additional devices and user expertise are required
Solution Approach 1:
The manual compressor mechanism is integrated directly into the aerosol canister assembly, combining the storage container and compression function into a single unit. This eliminates the need for separate external compressors and simplifies the overall system while maintaining reusability.
Solution Approach 2:
The system is designed to be self-sufficient with the manual compressor mechanism requiring no external devices or specialized expertise. The intuitive hand crank operation and automatic pressure regulation through integrated valves enable users to repressurize the canister independently without needing to understand complex pressure specifications or external equipment.
3Device complexity
If manual air compression is used, then external devices are eliminated, but the mechanism must be simple and safe for user operation
Solution Approach 1:
The manual compressor mechanism is designed with automatic pressure regulation features, including pressure-sensitive valves that automatically open and close based on the compression state. This self-regulating behavior eliminates the need for user monitoring of pressure specifications, making the system both simple and safe for operation.
Solution Approach 2:
The valve mechanism dynamically adjusts to pressure changes during compression, automatically opening to allow air intake when pressure drops and closing when pressure reaches the desired level. This dynamic response ensures simple operation while maintaining safety, as the system adapts to user input without requiring external control.
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
Enables cost-effective and environmentally friendly refilling of aerosol cans with a simple, safe, and user-friendly mechanism, reducing waste and costs.
Implementation Method 1
an air compressing mechanism (also referred to as 'compressor mechanism') for pressurizing propellant in the container
Data Source
AI summary
The present invention provides a manually rechargeable and reusable aerosol can system and method for refilling an aerosol can, the system comprising a container, a trigger mechanism, an air compressing mechanism and an interfacing mechanism. In one embodiment, the air compressing mechanism is a vane compressor.