Multi-Chamber Skin Care Dispenser with Gas Evolution Pressurization
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Solution Overview
Problem
Existing skin treatment dispensers lack an efficient and user-friendly mechanism for delivering pressurized moisturizing agents or sterilized solutions over the entire body after showering or bathing, as they are not easily reusable and do not effectively utilize gas evolution reactions for pressurization.
Innovation Solution
A multi-chamber pressure vessel with a separate activation chamber and dispensing chamber, where a carrier liquid and activation compound are kept separate until inverted, triggering a gas evolution reaction to generate internal pressure for dispensing skin care products through apertures, allowing easy application over the body.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If a multi-chamber pressure vessel with separate activation compound and carrier liquid is used, then the pressurization efficiency is improved through gas evolution reaction, but the device complexity increases due to multiple chambers and components
Solution Approach 1:
The pressure vessel is divided into multiple chambers: a first chamber for carrying activation compound, a second chamber for carrier liquid, and a third dispensing chamber. This segmentation allows the activation compound and carrier liquid to remain separate until activation, enabling efficient gas evolution pressurization while maintaining a manageable structure through functional division.
Solution Approach 2:
The dispensing chamber is positioned within or alongside the other chambers, creating a nested configuration where the third chamber is integrated into the overall vessel structure. This nesting approach allows multiple functional chambers to coexist in a compact arrangement, improving pressurization efficiency without proportionally increasing external device complexity.
2Stability of the object's composition
If the activation compound and carrier liquid are kept separate in different chambers, then the stability of the formulation is improved, but the ease of operation decreases due to the need to invert the vessel for activation
Solution Approach 1:
The vessel is designed to be inverted by the user to activate the formulation. In the inverted position, gravity causes the carrier liquid to flow into contact with the activation compound, triggering the gas evolution reaction. This inversion mechanism maintains formulation stability during normal use while providing a simple activation method that improves ease of operation through intuitive user action.
Solution Approach 2:
The activation compound and carrier liquid are pre-positioned in separate chambers during manufacturing, with the activation compound in the first chamber and carrier liquid in the second chamber. This preliminary arrangement ensures formulation stability during storage and transport, while the pre-configured chamber structure enables simple activation through vessel inversion without requiring complex assembly steps.
3Productivity
If a reusable handheld container is designed for pressurized dispensing, then the productivity of skin treatment application is improved, but the weight of the device increases due to the pressure vessel structure
Solution Approach 1:
The pressure vessel structure and multi-chamber configuration are concentrated in the base portion of the handheld container, while the dispensing nozzle and upper portions are kept lightweight. This local quality approach places the heavier pressurization components only where necessary for function, improving productivity through effective pressurized dispensing while minimizing overall device weight by avoiding unnecessary material in non-pressurized regions.
4Ease of operation
If the dispensing chamber has apertures for content exit, then the ease of operation is improved for directing flow, but the pressure containment capability is reduced
Solution Approach 1:
The dispensing chamber is separated as a distinct third chamber with its own apertures for content exit. This extraction of the dispensing function into a separate chamber allows the apertures to be positioned and sized optimally for ease of operation and flow direction, while the first and second chambers maintain their sealed configurations for effective pressure containment during the pressurization process.
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 efficient and controlled dispensing of pressurized skin care solutions, allowing users to apply treatments uniformly and conveniently, with the ability to reuse the vessel and customize formulations for specific skin care needs.
Implementation Method 1
the user inverts the vessel so the carrier liquid envelops the activation compound, triggering a gas evolution reaction and generating a pressurized mixture of liquid and skin treatment ingredients
Implementation Method 2
The pressure expels the mixture through the dispensing apertures and the user directs the flow onto the body
Data Source
AI summary
A pressure vessel apparatus for dispensing skin care products comprises a multi-chamber bottle capable of containing a pressure of above 35 psi. Separate chambers for liquid contents, mixing of the liquid with active ingredients, and effectively dispensing the resulting product are provided.