Liquid-Dispensing Container Selector for Straw and Inversion Modes
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Solution Overview
Problem
Conventional liquid-dispensing containers require inversion or squeezing, which can be inconvenient in situations where attention is diverted or space is limited, and straw-equipped containers often lead to spills, leaks, and difficulty in consuming the last contents efficiently.
Innovation Solution
A liquid-dispensing container with a valve assembly that allows fluid to be dispensed through a straw while upright and through a separate path when not upright, featuring a selector that moves between closed, first open, and second open positions to control fluid flow, enabling both straw and non-straw usage without removing the straw.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a container is designed to dispense liquid by inversion or squeezing, then liquid can be dispensed from the container, but the consumer must tilt their head back and divert attention from the road or activity
Solution Approach 1:
The container is segmented into multiple dispensing pathways: a straw pathway for upright consumption and a pour pathway for inverted/squeezed consumption. This segmentation allows the consumer to choose the appropriate dispensing method based on the situation, enabling safe upright consumption during activities while maintaining the option for traditional dispensing when needed.
Solution Approach 2:
A straw is introduced as an intermediary device that enables liquid transfer from the container to the consumer's mouth without requiring head tilting or inversion. The straw acts as a mediator that bridges the container and consumer, allowing safe consumption during activities while the valve assembly controls flow through the straw.
2Ease of operation
If a straw is added to a conventional container, then liquid can be consumed upright, but the straw may allow contents to spill or leak through the opening and/or straw
Solution Approach 1:
The valve assembly is designed with a movable selector that dynamically switches between different pathways based on the dispensing mode. When the straw is in place, the valve directs flow through the straw pathway and blocks the pour opening, preventing leaks. When the straw is removed, the valve can be adjusted to direct flow through the pour opening, maintaining reliability in both configurations.
Solution Approach 2:
The system changes the flow parameters by using the valve assembly to control which pathway is active. The valve modifies the flow direction and restriction based on the selected position, ensuring that when the straw pathway is active, flow occurs through the straw at controlled rates, and when the pour pathway is active, flow occurs through the opening without the straw.
3Ease of operation
If the container requires elevation and head tilting for consumption, then liquid can be dispensed, but it is difficult or undesirable in situations with limited space or desired concealment
Solution Approach 1:
The dispensing system is segmented into two independent pathways: one that requires elevation and head tilting (pour pathway) and one that works in any position (straw pathway). This segmentation allows the consumer to select the straw pathway when space is limited or concealment is desired, eliminating the need for complex positioning while maintaining dispensing capability.
Data Source
AI summary
A liquid-dispensing container may include a vessel, lid body, valve assembly, selector and/or straw. The selector may be movable between a first position that allows fluid disposed within the container to be discharged through a straw, and a second position that allows fluid within the container to be discharged by inverting and/or squeezing the container. The selector may be movable into a closed position that restricts fluid from being discharged from the container. The selector may be movable into a detachment position that allows for detachment of the selector from a remainder of the container, disassembly of the valve assembly, or both.