Integrated Stirrer Lid for Spill-Resistant Beverage Containers
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Solution Overview
Problem
Existing container closure systems for beverages lack spill and splash resistance, are not resealable, and often require additional cumbersome components, making them expensive to manufacture and difficult to stack and store, while also failing to serve multiple functions such as stirring and plugging the sip hole.
Innovation Solution
A container lid with an integrated stirrer that can be removably attached to the lid or container, serving as both a plug for the sip hole and a stirrer, and featuring a secure attachment mechanism that allows for easy storage and transportation, while maintaining stackability and ease of use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional container closure systems are used, then the structure is simple, but they lack spill and splash resistance and are not resealable
Solution Approach 1:
The patent combines the sip hole closure function and stirrer function into a single integrated component. The stirrer rod can be inserted through the sip hole to close it, and the same rod can be used for stirring the beverage, eliminating the need for separate closure and stirring components while providing spill resistance
Solution Approach 2:
The stirrer rod serves multiple functions: it acts as a sip hole plug to prevent spills, a stirring tool for mixing beverages, and a removable component that can be attached to or detached from the lid. This multi-functional design provides spill resistance without significantly increasing structural complexity
2Reliability
If additional components are added to provide closure functions, then spill resistance is improved, but manufacturing cost increases and stackability is reduced
Solution Approach 1:
The closure function is merged with the stirrer component rather than being a separate element. The stirrer rod itself serves as the closure mechanism when inserted through the sip hole, eliminating the need for additional closure components and reducing manufacturing costs while maintaining resealability
Solution Approach 2:
The same stirrer component provides both stirring and closure functions, reducing the total number of parts needed. This multi-functionality reduces manufacturing complexity and cost while maintaining the ability to reseal the container
3Reliability
If additional components are added to provide closure functions, then spill resistance is improved, but the system becomes more difficult to stack and store
Solution Approach 1:
The closure function is integrated into the stirrer component rather than being a separate element that would interfere with stacking. The compact integrated design maintains the container's original footprint and stackability while providing spill resistance through the stirrer rod closure mechanism
Solution Approach 2:
The stirrer is designed to be fully removable from the lid, allowing the lid to be stacked without the stirrer attached. When not in use, the stirrer can be completely extracted and stored separately, maintaining stackability while providing spill resistance when needed
Data Source
AI summary
A container closure system comprising a container (e.g., a coffee cup) with a lid comprising a sip hole, wherein the closure system further comprises a stirrer that may be used to removably plug the sip hole in the lid, said stirrer being optionally further capable of stirring liquid within the container. The present invention also may include an attachment mechanism or attachment means on or adjacent to the lid, whereby the stirrer may by releasably attached to the lid for storage, transportation, and to facilitate facile relocation of the stirrer.