Alcoholic-Solution Foam Dispenser With Open-Cell Foam Body
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing foam dispensers for alcoholic solutions are complex, costly, and difficult to manufacture due to their delicate components, making it challenging to effectively foam alcohol-based products.
Innovation Solution
A hand-operated foam dispenser with a flexible plastic bottle, a foam-generating device in the closure cap, and a riser tube, utilizing open-cell foam bodies and a chamber with air and liquid inlets to manually create foam using a simple, cost-effective design.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a foaming device is used to foam alcohol-based products, then foam is created when liquid and air mix, but the dispensing systems consist of numerous delicate components making them complex to manufacture and expensive
Solution Approach 1:
The foam-generating device is segmented into distinct functional components: a chamber for liquid-air mixing, separate inlets for controlled fluid entry, and an open-cell foam body for foam generation. This segmentation allows each component to be optimized independently while simplifying manufacturing
Solution Approach 2:
An open-cell foam body is used as the core foaming element, which naturally creates foam through its porous structure when liquid and air pass through it. This eliminates the need for complex mechanical foaming mechanisms, reducing component count while maintaining reliable foam creation
2Reliability
If existing foam dispensers are used for alcoholic solutions, then foam can be generated, but they are costly and difficult to manufacture
Solution Approach 1:
The foam-generating device is merged with the closure cap, integrating two functions (foam generation and bottle closure) into a single component. This reduces the total number of parts, simplifies assembly, and lowers manufacturing costs while maintaining effective foam generation for alcoholic solutions
Solution Approach 2:
The open-cell foam body automatically generates foam when liquid and air pass through its porous structure, without requiring external power sources, control systems, or complex mechanisms. This self-service foaming action significantly reduces manufacturing complexity and cost
3Ease of manufacture
If a simple hand-operated design is used, then manufacturing cost is reduced, but foaming of alcoholic solutions becomes more challenging
Solution Approach 1:
The device uses pneumatic principles by introducing air through a dedicated air inlet into the chamber where liquid is present. The manual squeezing action creates pressure differential that drives liquid and air through the foam body, enabling reliable foam generation without complex mechanical or electrical systems
Solution Approach 2:
The open-cell foam body parameters (porosity, cell size, material properties) are optimized to work specifically with alcoholic solutions. The chamber geometry and inlet configurations are adjusted to create appropriate flow patterns that enhance foam generation efficiency, allowing simple hand operation to produce reliable foam
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 foaming of alcoholic solutions with a compact, affordable dispenser that can be used both upside down and upright, ensuring stable foam production with ease of handling and reduced material costs.
Implementation Method 1
The foam generating device has a chamber with at least one wall, at least one inlet for air in a wall of the chamber and at least one inlet for liquid in a wall of the chamber, and at least one foam body arranged in the chamber
Implementation Method 2
a plastic bottle made of a flexible plastic with a bottle opening
Implementation Method 3
a riser tube which is arranged inside the bottle and is connected to an inlet
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
The invention relates to a foam dispenser (1). This comprises a plastic bottle (2) made of a flexible plastic with a bottle opening, a cap (3) that closes the bottle opening and has a dispensing opening (4) for foam, a foaming device for foaming a solution, comprising a chamber (5) with at least one wall (6), at least one inlet (7) for air in one wall of the chamber and at least one inlet (8) for liquid in one wall of the chamber, and at least one foam body (9) arranged in the chamber, wherein the foaming device is arranged in or connected to the cap (3), and a riser tube (10) arranged inside the bottle and connected to an inlet.