Beverage container lid assembly
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Solution Overview
Problem
Existing beverage container lids lack improved insulation, sealing, and venting features, leading to condensation and spillage issues.
Innovation Solution
A container assembly with a lid featuring helical threading for detachable engagement, a cover with thermal insulation chambers, and a venting mechanism that seals and opens to manage fluid communication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traditional lid designs are used, then the structure is simple, but insulation performance is poor leading to condensation
Solution Approach 1:
The lid is divided into multiple functional components: an outer lid body, an inner lid body, and a removable cover. The space between the outer and inner lid bodies forms insulation chambers that trap air to reduce heat transfer. This segmentation allows the lid to provide thermal insulation without requiring complex active heating or cooling systems.
Solution Approach 2:
The inner lid body is nested within the outer lid body, creating concentric insulation chambers. The cover is further nested within the inner lid body, sealing the drinking aperture. This nested structure maximizes insulation effectiveness while maintaining a compact overall form factor.
2Reliability
If the lid is always sealed, then spillage is prevented, but venting and pressure management fail
Solution Approach 1:
The lid transitions from a static sealed structure to a dynamic system where the cover can be selectively opened or closed. The threaded engagement mechanism allows the cover to be rotated between a closed position (sealing the aperture) and an open position (allowing venting). This dynamic capability enables the lid to adapt to different usage scenarios, providing both spillage prevention and pressure management.
3Stability of the object's composition
If the lid is permanently attached, then stability is improved, but detachability for cleaning is reduced
Solution Approach 1:
The lid is segmented into detachable components (outer lid body, inner lid body, and cover) connected by threaded engagement mechanisms. This segmentation allows the cover to be easily removed for cleaning while maintaining a stable attached state during normal use. The threaded connection provides sufficient stability for operation but allows simple detachment when cleaning is needed.
4Ease of operation
If the drinking aperture is large, then ease of drinking is improved, but spillage risk increases
Solution Approach 1:
The cover dynamically adjusts the effective aperture size. When closed, it restricts the opening to a small sealed aperture for controlled drinking. When opened, it allows the full drinking aperture to be accessible. This dynamic control enables the system to provide both convenient drinking access and spillage prevention as needed.
Solution Approach 2:
The cover creates a localized sealed aperture within the larger drinking aperture. This local quality change allows the majority of the aperture to remain open for convenient drinking while a small sealed portion prevents spillage. The sealing function is concentrated at the specific location where the cover contacts the inner lid body.
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
Enhances insulation to reduce condensation and provides effective sealing and venting to prevent spillage, improving user experience and beverage preservation.
Implementation Method 1
The one or more chambers provide thermal insulation between the inner wall and the outer wall
Data Source
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AI summary
One or more beverage container lid assemblies are provided that is configured to enclose a beverage within a beverage container. The lid assemblies selectively actuate between closed and open positions. In the open position the beverage within the beverage container is accessible, and in the closed position the beverage is enclosed within the beverage container.