Foil Beverage Pouch Venting for Easy, Spill-Free Pouring
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Solution Overview
Problem
Existing portable fluid containers, such as disposable pouches, are not user-friendly for easy access and pouring, often requiring significant effort and causing spills.
Innovation Solution
A disposable foil pouch with a pre-designed tear line and pierceable vent that allows easy access and pouring by minimizing the need for user effort, featuring a perforated tear line for opening and a venting mechanism to facilitate fluid flow.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a disposable pouch is used for portability, then ease of transport is improved, but ease of operation for accessing and pouring deteriorates
Solution Approach 1:
The pouch is segmented into functional zones: a tear line for opening, a pierceable vent for air intake, and a spout for pouring. This segmentation allows each part to perform its specific function efficiently, resolving the contradiction by making the simple pouch structure capable of complex operations through functional division.
Solution Approach 2:
The tear line and pierceable vent are pre-configured in the pouch before use. The tear line is pre-formed to guide where the pouch should be torn, and the pierceable vent is pre-positioned to allow easy air intake during pouring. This preliminary preparation eliminates the need for complex user actions during operation.
2Ease of operation
If a simple pouch structure is used, then manufacturing is easier, but pouring control deteriorates causing spills
Solution Approach 1:
The pouch has non-uniform local qualities: the tear line has a specific grain structure to facilitate tearing, the pierceable vent has a membrane that can be pierced but not torn, and the spout has a specific geometry for controlled pouring. These localized variations in material or structure properties enable sophisticated pouring control without complicating the overall manufacturing process.
Solution Approach 2:
The pierceable vent acts as an intermediary element between the pouch interior and exterior. It provides a controlled pathway for air to enter during pouring, mediating the pressure differential that would otherwise cause spills. This intermediary component adds pouring control functionality with a simple structural element.
3Productivity
If air intake is not provided during pouring, then pouch integrity is maintained, but pouring speed deteriorates requiring significant user effort
Solution Approach 1:
The pierceable vent enables the pouch to self-regulate air intake during pouring. As the user tilts the pouch for pouring, the vent automatically allows air to enter, equalizing pressure and enabling smooth, rapid flow without the user needing to manually control air intake or exert excessive force to overcome vacuum pressure.
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 easy and spill-free access to the contents, allowing users to drink or pour beverages with minimal effort by providing a smooth tearing experience and controlled air intake during pouring.
Implementation Method 1
The pierceable vent may be configured to allow air to enter the fluid reservoir as fluid is being removed from the fluid reservoir
Data Source
AI summary
A fluid container includes a flexible pouch formed of a foil material, the flexible pouch defining a fluid reservoir for containing a beverage, the flexible pouch including a front surface comprising a pierceable vent, wherein the pierceable vent is defined by a circular area of the front surface and a portion of the foil material present in the circular area has a thickness that is thinner than a thickness of another portion of the foil material external to the circular area of the pierceable vent, a back surface, being opposite the front surface, wherein the back surface and the front surface are sealed together to form the fluid reservoir.