Beverage container system
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Solution Overview
Problem
Beverage container lids pose a choking hazard due to small parts that can become dislodged during use, and existing magnetic closure mechanisms lack a mechanical connection, making unintentional dislodgement likely.
Innovation Solution
A lid assembly with a blocking member that uses magnetic attraction and mechanical cooperation, combined with gravity, to selectively block and unblock the drinking opening, featuring a large and irregularly shaped blocking mechanism that is less likely to be accidentally moved into the mouth, and a position holding structure with magnets to maintain the blocking member in its positions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a magnetic closure mechanism is used to selectively block the drinking opening, then the ease of operation is improved, but the reliability is worsened due to lack of mechanical connection causing unintentional dislodgement
Solution Approach 1:
The patent combines magnetic attraction with mechanical cooperation in a unified closure mechanism. The blocking member features both a magnet for magnetic attraction and a mechanical engagement structure (protrusion and recess) that work together to securely block the drinking opening, eliminating the unreliability of magnetic-only mechanisms while preserving ease of operation.
Solution Approach 2:
The blocking member is designed as a composite structure integrating magnetic elements and mechanical elements into a single component. This composite design allows the blocking member to simultaneously utilize magnetic attraction for holding and mechanical interlocking for secure engagement, resolving the contradiction between ease of operation and reliability.
2Device complexity
If a small blocking mechanism is used to block the drinking opening, then the device complexity is reduced, but the object-affected harmful factors are worsened due to choking hazard from small parts
Solution Approach 1:
The blocking member is designed with an irregular shape that is asymmetric and non-uniform, making it difficult to accidentally insert into a mouth. The shape deliberately avoids symmetric circular or cylindrical forms that could easily be misplaced, thereby reducing the choking hazard while maintaining simple device complexity.
Solution Approach 2:
The patent converts the potential harm of a simple blocking mechanism (small size leading to choking hazard) into a benefit by designing an irregular shape that is intentionally difficult to misplace. The simplicity of the single-piece blocking member is preserved while its unusual geometry prevents accidental ingestion, turning a potential harm into a safety feature.
3Ease of operation
If the blocking member is held in position by magnetic attraction only, then the ease of operation is improved, but the stability of the object's composition is worsened making dislodgement likely
Solution Approach 1:
The patent merges magnetic attraction with mechanical interlocking in the position holding structure. The blocking member simultaneously experiences magnetic force from the magnet and mechanical engagement through the protrusion-recess interface, creating a stable configuration that resists dislodgement while maintaining ease of operation through the magnetic component.
Solution Approach 2:
The position holding structure is designed as a composite system combining magnetic elements and mechanical elements. This composite approach allows the blocking member to be held in position by both magnetic attraction and mechanical interlocking, significantly improving stability over magnetic attraction alone while preserving the ease of operation characteristic.
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
The solution effectively prevents accidental ingestion of the blocking mechanism and facilitates easy cleaning by allowing the blocking member to be moved between blocked and unblocked positions without unintentional dislodgement, ensuring safety and ease of maintenance.
Implementation Method 1
a magnet positioned on the blocking member and in communication with the magnet on the lid member such that the magnet on the lid member attracts the magnet on the blocking member when the blocking member is in the unblocked position
Implementation Method 2
The blocking member may be movable in rotational movement with respect to the lid between a blocked position and an unblocked position
Data Source
AI summary
A lid assembly may include a lid member having a base wall with a drinking opening. A top surface of the base wall may include a groove portion forming a groove on the top of the lid member and a central protruding portion located adjacent to the groove portion. A blocking member may removably rest on the top surface of the lid member and be movable in rotational movement between a blocked position characterized by the blocking member blocking the drinking opening and an unblocked position characterized by the blocking member unblocking the drinking opening. Positioning holding structure may be provided to resist movement of the blocking member out of each of the blocked and unblocked positions, and thereby releasably hold the blocking member in each of the blocked and unblocked positions.