Two-Compartment Mixing Container Dome Rupture Mechanism
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing two-compartment containers often suffer from complexity and leakage issues, failing to effectively keep a first component separate from a liquid until use while maintaining sterility and requiring puncturing structures for mixing.
Innovation Solution
A two-compartment container design featuring a flexible dome above the first compartment that, when depressed, ruptures the lower layer to release the first component into the second compartment without leaking, utilizing a thick upper layer and thin, easily rupturable lower foil layer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a puncturing structure or perforating unit is used to mix components, then the components can be mixed, but the structure becomes complex and leakage occurs
Solution Approach 1:
The patent removes the complex puncturing structure and perforating unit from the system. Instead, it uses a simple flexible dome that ruptures a thin foil layer to release the first component into the second compartment, eliminating the need for complex mixing mechanisms while preventing leakage.
Solution Approach 2:
The patent employs a flexible dome and a thin, easily rupturable foil layer as key structural elements. The dome can be depressed to rupture the foil and release the component, providing a simple yet effective mixing mechanism without complex structures.
2Reliability
If a stopper or sealing member is used to keep components separate, then sterility is maintained, but the structure becomes complex and leakage may occur
Solution Approach 1:
The first compartment is divided into an upper layer and a lower foil layer, with the dome positioned above. This segmentation allows the dome to selectively rupture the thin foil layer while leaving the upper layer intact, maintaining sterility through a simpler structure.
Solution Approach 2:
The thin foil layer serves as a flexible barrier that can be easily ruptured by the dome when depressed. This thin film approach maintains sterility effectively while significantly reducing structural complexity compared to traditional stoppers or sealing members.
3Reliability
If a thick wall is used to prevent leakage, then leakage is prevented, but the component cannot be easily released
Solution Approach 1:
The patent applies different thickness characteristics to different parts of the first compartment wall. The upper layer is thick to prevent leakage and maintain sterility, while the lower foil layer is thin and easily rupturable to allow component release when the dome is depressed.
Solution Approach 2:
By segmenting the first compartment wall into a thick upper layer and a thin lower foil layer, the patent achieves both leakage prevention and easy component release. The dome selectively ruptures the thin foil layer without compromising the integrity of the thick upper layer.
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 design ensures minimal leakage and easy mixing of components at the desired time, improving manufacturability and usability for sensitive components like vitamins or microbial cultures, while maintaining sterility until use.
Implementation Method 1
Depressing the dome by pushing downward on it causes the dome to rupture the lower layer of the first compartment
Data Source
Figure 1~2
AI summary
A two-compartment container in which the first compartment has an upper layer and a lower layer and contains a first component that is to be added to the second compartment. Above the first compartment is a dome that is bowed upward and is flexible. Depressing the dome by pushing downward on it causes the lower layer of the first compartment to be ruptured without cutting or rupturing the upper layer, releasing the first component into the second compartment