Removable Slider Lid Assembly for Spill Prevention and Cleaning
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Solution Overview
Problem
Existing drinkware lids fail to effectively prevent spills and allow easy cleaning, as they often lack secure closure mechanisms and are not designed for easy removal and reinstallation.
Innovation Solution
A closable lid assembly with a movable slider that can lock in both open and closed positions, featuring elastic legs for secure engagement with the lid and air vents for easy pouring, allowing the slider to be removed and reinstalled for cleaning, and utilizing magnets for additional securing mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional lid closure is used, then the lid structure is simple, but the lid cannot securely prevent spills and is difficult to clean
Solution Approach 1:
The lid is divided into separate components: a lid body and a movable closure member (slider or button). This segmentation allows each part to perform its specific function - the lid body provides the basic covering while the movable closure member secures the opening, preventing spills. The separate components also enable easier cleaning by allowing disassembly.
Solution Approach 2:
The closure mechanism incorporates movable elements (slider that moves along a channel, or button that presses against a membrane) that can dynamically transition between open and closed positions. This dynamic design allows the lid to adapt between providing full access and secure closure, improving spill prevention while maintaining operational simplicity.
2Reliability
If a secure closure mechanism is added to prevent spills, then spill prevention is improved, but the ease of cleaning deteriorates
Solution Approach 1:
By separating the closure mechanism into distinct components (lid body, movable closure member, and removable cap assembly), the design enables complete disassembly for thorough cleaning. Each component can be individually cleaned, and the removable cap assembly can be completely detached, ensuring no difficult-to-reach areas remain.
Solution Approach 2:
The cap assembly is designed to be completely removable from the lid body, allowing users to detach and clean all components separately. After cleaning, the components are reassembled to restore the secure closure function, maintaining both cleaning accessibility and closure security.
3Ease of operation
If a movable slider mechanism is implemented, then ease of operation is improved, but device complexity increases
Solution Approach 1:
The slider mechanism incorporates elastic legs that automatically engage with guides in the lid body, providing self-aligning and self-locking functionality. The elastic deformation of the legs creates natural engagement points without requiring additional springs, latches, or complex positioning mechanisms, simplifying the overall structure while maintaining ease of operation.
Solution Approach 2:
The patent replaces traditional mechanical locking mechanisms (springs, latches, cam followers) with an elastic deformation-based engagement system. The elastic legs bend and snap into place within the guides, providing secure positioning through material elasticity rather than complex mechanical linkages, thereby reducing device complexity.
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 provides a secure closure to prevent spills, easy operation for user convenience, and facilitates thorough cleaning by allowing the slider to be removed and reinstalled, enhancing user experience and lid functionality.
Implementation Method 1
The slider may include an elastic first leg and an elastic second leg configured to resiliently engage the first guide and the second guide, respectively
Implementation Method 2
The first clamping magnet on the slider may be configured to interact with the second clamping magnet on the middle wall to maintain the slider on the lid
Data Source
AI summary
An example lid assembly can include a lid and a slider. The lid can include a wall defining a recess. The slider can be configured to slide in the recess and can be configured to move between a closed position where the slider covers the opening to aid in preventing spilling of contents of the container and an opened position where the slider uncovers the opening such that the contents of the container can be consumed. The slider can be configured to be removable from the lid and can be replaced back on the lid. Additionally, the slider can be configured to lock into place on the recess in both the closed position and the opened position.